/* =====================================================
   OneTwoSlipTwo Boxing - Stylesheet
   Colors: Black (#1a1a1a), Red (#c41e3a), White (#ffffff)
   Fonts: Oswald (headings), Open Sans (body)
   ===================================================== */

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

:root {
    /* Colors */
    --color-black: #1a1a1a;
    --color-red: #c41e3a;
    --color-red-dark: #a01830;
    --color-red-light: #e8354f;
    --color-white: #ffffff;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;

    /* Typography */
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Open Sans', sans-serif;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-black);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: var(--spacing-md);
}

.lead {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-gray-700);
}

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

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

/* Utility Classes */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

.section-title {
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-2xl);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 2px solid transparent;
    border-radius: 0;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: var(--color-red-dark);
    border-color: var(--color-red-dark);
    color: var(--color-white);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-black);
    border-color: var(--color-black);
}

.btn-secondary:hover {
    background-color: var(--color-black);
    color: var(--color-white);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-black);
}

.btn-full {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) 0;
}

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

.nav-logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-black);
    letter-spacing: -0.02em;
    line-height: 1;
}

.logo-subtitle {
    font-family: var(--font-heading);
    font-size: 0.625rem;
    font-weight: 400;
    color: var(--color-black);
    letter-spacing: 0.4em;
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    list-style: none;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-black);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.nav-link.nav-cta {
    padding: 0.625rem 1.25rem;
    background-color: var(--color-red);
    color: var(--color-white);
}

.nav-link.nav-cta:hover {
    background-color: var(--color-red-dark);
    color: var(--color-white);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-black);
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4xl) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-white) 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.hero-logo {
    margin-bottom: var(--spacing-xl);
}

.logo-image {
    width: 100%;
    max-width: 600px;
    height: auto;
}

.hero-tagline {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 500;
    color: var(--color-red);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* About Section */
.about {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-text .lead {
    margin-bottom: var(--spacing-lg);
}

.about-features {
    margin-top: var(--spacing-2xl);
}

.feature {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-red);
    color: var(--color-white);
    border-radius: 0;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-text h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.feature-text p {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    margin-bottom: 0;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.boxing-glove-icon {
    width: 60%;
    height: auto;
}

/* Classes Section */
.classes {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-gray-100);
}

.classes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.classes-grid .class-card:nth-child(4),
.classes-grid .class-card:nth-child(5) {
    grid-column: span 1;
}

@media (min-width: 993px) {
    .classes-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .classes-grid .class-card:nth-child(1),
    .classes-grid .class-card:nth-child(2),
    .classes-grid .class-card:nth-child(3) {
        grid-column: span 2;
    }

    .classes-grid .class-card:nth-child(4) {
        grid-column: 2 / span 2;
    }

    .classes-grid .class-card:nth-child(5) {
        grid-column: 4 / span 2;
    }
}

.class-card {
    position: relative;
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    transition: all var(--transition-normal);
    border-bottom: 3px solid transparent;
}

.class-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-bottom-color: var(--color-red);
}

.class-card.featured {
    border-bottom-color: var(--color-red);
}

.class-badge {
    position: absolute;
    top: 0;
    right: var(--spacing-lg);
    background-color: var(--color-red);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--spacing-xs) var(--spacing-sm);
}

.class-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-100);
    color: var(--color-red);
    margin-bottom: var(--spacing-lg);
}

.class-icon svg {
    width: 30px;
    height: 30px;
}

.class-card h3 {
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.class-card > p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
}

.class-features {
    list-style: none;
}

.class-features li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
}

.class-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 8px;
    height: 8px;
    background-color: var(--color-red);
}

/* Coach Section */
.coach {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-white);
}

.coach-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.coach-image-wrapper {
    position: relative;
}

.coach-photo {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.coach-image-wrapper::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    background-color: var(--color-red);
    z-index: -1;
    opacity: 0.1;
}

.coach-name {
    font-size: 1.5rem;
    color: var(--color-red);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.coach-experience {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
}

.coach-quote {
    font-style: italic;
    font-size: 1.25rem;
    color: var(--color-gray-700);
    border-left: 4px solid var(--color-red);
    padding-left: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.coach-credentials {
    display: flex;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-200);
}

.credential {
    text-align: center;
}

.credential-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-red);
    line-height: 1;
}

.credential-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Testimonials Section */
.testimonials {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-black);
    color: var(--color-white);
}

.testimonials .section-title {
    color: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial-card {
    padding: var(--spacing-2xl);
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--color-red);
}

.testimonial-stars {
    color: var(--color-red);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.1em;
}

.testimonial-card p {
    font-size: 1.0625rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.testimonial-author {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    font-weight: 500;
}

/* Contact Section */
.contact {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-gray-100);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-info .lead {
    margin-bottom: var(--spacing-2xl);
}

.contact-details {
    margin-bottom: var(--spacing-2xl);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-item svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-red);
}

.contact-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-xs);
}

.contact-item a,
.contact-item span {
    color: var(--color-gray-800);
    font-weight: 500;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-black);
    color: var(--color-white);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background-color: var(--color-red);
    color: var(--color-white);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.contact-form-wrapper {
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    margin-bottom: var(--spacing-xl);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 2px solid var(--color-gray-300);
    background-color: var(--color-white);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-red);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Footer */
.footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.footer-boxing {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.625rem;
    font-weight: 400;
    letter-spacing: 0.4em;
    margin-bottom: var(--spacing-md);
}

.footer-brand p {
    color: var(--color-gray-400);
    font-size: 0.9375rem;
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-lg);
    font-size: 0.9375rem;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: var(--color-red);
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray-500);
    font-size: 0.875rem;
    margin: 0;
}

/* Mobile Responsive */
@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .about-image {
        order: -1;
    }

    .image-placeholder {
        max-width: 300px;
    }

    .coach-content {
        grid-template-columns: 1fr;
    }

    .coach-image {
        max-width: 400px;
        margin: 0 auto;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 300px;
        height: 100vh;
        flex-direction: column;
        justify-content: center;
        background-color: var(--color-white);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-normal);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        margin: var(--spacing-md) 0;
    }

    .nav-link {
        font-size: 1.125rem;
    }

    .hero {
        padding-top: 120px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 280px;
    }

    .coach-credentials {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-xl);
    }

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

    .footer-brand p {
        max-width: none;
        margin: 0 auto;
    }
}

@media (max-width: 992px) {
    .classes-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .classes-grid .class-card:nth-child(4),
    .classes-grid .class-card:nth-child(5) {
        grid-column: span 1;
    }
}

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

    .classes-grid .class-card:nth-child(4),
    .classes-grid .class-card:nth-child(5) {
        grid-column: span 1;
    }

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

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Nav toggle animation */
.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}