/* 
 * KayPerSoldier - Main Stylesheet
 * Modern, responsive design with SEO optimizations
 */

/* ===== CSS Variables ===== */
:root {
    /* Primary Colors */
    --color-primary: #1a2639;
    --color-secondary: #f0a500;
    --color-accent: #c1a1d3;
    
    /* Neutral Colors */
    --color-dark: #0d1321;
    --color-light: #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-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    --font-size-base: 1rem;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Container */
    --container-max-width: 1200px;
    --container-padding: 1rem;
    
    /* Border Radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 2rem;
    
    /* Transitions */
    --transition-base: all 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px 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);
}

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

html {
    font-size: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-gray-900);
    background-color: var(--color-gray-100);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

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

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

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

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    font-family: var(--font-primary);
}

img, svg {
    max-width: 100%;
    height: auto;
}

/* ===== Utilities ===== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section__header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xxl);
}

.section__header h2 {
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section__header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-secondary);
}

.section__header p {
    color: var(--color-gray-600);
    font-size: 1.1rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    text-align: center;
    transition: var(--transition-base);
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
}

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

.btn--primary:hover {
    background-color: darken(var(--color-secondary), 10%);
    color: var(--color-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn--secondary:hover {
    background-color: darken(var(--color-primary), 10%);
    color: var(--color-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn--outline:hover {
    background-color: var(--color-secondary);
    color: var(--color-dark);
}

.btn--large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn--small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn--full {
    width: 100%;
}

/* ===== Header ===== */
.header {
    padding: var(--spacing-md) 0;
    background-color: var(--color-light);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.header__logo a {
    display: flex;
    align-items: center;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.5rem;
    font-family: var(--font-primary);
}

.header__logo a span {
    margin-left: var(--spacing-sm);
}

.logo-svg {
    width: 36px;
    height: 36px;
}

.header__nav {
    margin-left: auto;
    margin-right: var(--spacing-xl);
}

.nav__list {
    display: flex;
    gap: var(--spacing-xl);
}

.nav__list a {
    color: var(--color-gray-800);
    font-weight: 500;
    padding: var(--spacing-xs) 0;
    position: relative;
    font-family: var(--font-primary);
}

.nav__list a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-secondary);
    transition: var(--transition-base);
}

.nav__list a:hover, .nav__list a.active {
    color: var(--color-secondary);
}

.nav__list a:hover::after, .nav__list a.active::after {
    width: 100%;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    margin: 5px 0;
    background-color: var(--color-primary);
    transition: var(--transition-base);
}

.mobile-menu-btn span.active:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn span.active:nth-child(2) {
    opacity: 0;
}

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

/* ===== Hero Section ===== */
.hero {
    background-color: var(--color-primary);
    background-image: linear-gradient(135deg, var(--color-primary), rgba(26, 38, 57, 0.9));
    color: var(--color-light);
    padding: var(--spacing-xxl) 0;
    position: relative;
    overflow: hidden;
}

.hero__wrapper {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__content {
    width: 60%;
}

.hero__content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
    color: var(--color-light);
}

.hero__content p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    max-width: 600px;
}

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

.hero__decoration {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 50%;
    z-index: 0;
}

.hero__shape {
    position: absolute;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
}

.hero__shape--1 {
    width: 300px;
    height: 300px;
    background: rgba(240, 165, 0, 0.1);
    top: -100px;
    right: -50px;
}

.hero__shape--2 {
    width: 200px;
    height: 200px;
    background: rgba(193, 161, 211, 0.15);
    bottom: 50px;
    right: 20%;
}

.hero__shape--3 {
    width: 100px;
    height: 100px;
    background: rgba(240, 165, 0, 0.2);
    top: 40%;
    right: 10%;
}

/* ===== Services Section ===== */
.services {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-light);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.service {
    padding: var(--spacing-xl);
    background-color: var(--color-gray-100);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    text-align: center;
    border-bottom: 3px solid transparent;
}

.service:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--color-secondary);
}

.service__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background-color: rgba(240, 165, 0, 0.1);
    border-radius: 50%;
    color: var(--color-secondary);
}

.service h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.service p {
    color: var(--color-gray-600);
    margin-bottom: 0;
}

/* ===== Equipment Section ===== */
.equipment {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-gray-100);
}

.equipment__categories {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.category-tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-gray-200);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    font-weight: 500;
    font-family: var(--font-primary);
}

.category-tab.active, .category-tab:hover {
    background-color: var(--color-secondary);
    color: var(--color-dark);
}

.equipment__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    display: none;
}

.equipment__grid.active {
    display: grid;
}

.equipment-item {
    height: 250px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    position: relative;
    background-color: var(--color-primary);
}

.equipment-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.7) 100%);
    z-index: 1;
}

.equipment-item__content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-lg);
    z-index: 2;
    color: var(--color-light);
}

.equipment-item__content h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--color-light);
}

.equipment-item__content p {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

/* ===== Training Section ===== */
.training {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-primary);
    color: var(--color-light);
    position: relative;
    overflow: hidden;
}

.training__wrapper {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
}

.training__content {
    width: 60%;
}

.training__content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-light);
}

.training__content p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    max-width: 600px;
}

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

.training__features li {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
    position: relative;
}

.training__features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
}

.training__decoration {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 50%;
    z-index: 0;
}

.training__shape {
    position: absolute;
    background: rgba(240, 165, 0, 0.2);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
}

.training__shape--1 {
    width: 400px;
    height: 400px;
    top: -150px;
    right: -100px;
}

.training__shape--2 {
    width: 300px;
    height: 300px;
    bottom: -100px;
    right: 15%;
    background: rgba(193, 161, 211, 0.15);
}

/* ===== Entertainment Links Section ===== */
.entertainment {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-light);
}

.entertainment__links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.links-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.links-group a {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-gray-100);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-base);
    color: var(--color-primary);
    font-size: 0.95rem;
    border-left: 3px solid var(--color-secondary);
}

.links-group a:hover {
    background-color: var(--color-secondary);
    color: var(--color-dark);
    transform: translateX(5px);
}

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

.contact__wrapper {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: var(--spacing-xl);
}

.contact__form {
    background-color: var(--color-light);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-gray-700);
    font-family: var(--font-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-secondary);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 2px rgba(240, 165, 0, 0.2);
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    background-color: var(--color-light);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.info-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.info-item__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(240, 165, 0, 0.1);
    border-radius: 50%;
    color: var(--color-secondary);
}

.info-item__content h4 {
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-primary);
}

.info-item__content p {
    margin-bottom: 0;
    color: var(--color-gray-600);
    font-size: 0.9rem;
}

/* ===== Footer ===== */
.footer {
    padding-top: var(--spacing-xxl);
    background-color: var(--color-primary);
    color: var(--color-gray-400);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(2, 1fr) 1.5fr;
    gap: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand {
    display: flex;
    flex-direction: column;
}

.footer__logo {
    display: flex;
    align-items: center;
    color: var(--color-light);
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-primary);
}

.footer__logo span {
    margin-left: var(--spacing-sm);
}

.footer__tagline {
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-secondary);
}

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

.footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    transition: var(--transition-base);
}

.footer__social a:hover {
    background-color: var(--color-secondary);
    color: var(--color-dark);
    transform: translateY(-3px);
}

.footer__links h3 {
    color: var(--color-light);
    margin-bottom: var(--spacing-lg);
    font-size: 1.2rem;
}

.footer__links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__links a {
    color: var(--color-gray-400);
    transition: var(--transition-base);
}

.footer__links a:hover {
    color: var(--color-secondary);
    transform: translateX(5px);
}

.footer__newsletter h3 {
    color: var(--color-light);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2rem;
}

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

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--border-radius-md);
    font-family: var(--font-secondary);
    font-size: 0.9rem;
}

.newsletter-form input:focus {
    outline: none;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
}

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

/* ===== Responsive Styles ===== */
@media (max-width: 1200px) {
    .hero__content h1 {
        font-size: 3rem;
    }
    
    .training__content h2 {
        font-size: 2rem;
    }
}

@media (max-width: 992px) {
    .hero__content {
        width: 100%;
        text-align: center;
    }
    
    .hero__cta {
        justify-content: center;
    }
    
    .hero__decoration {
        display: none;
    }
    
    .training__wrapper {
        flex-direction: column;
        text-align: center;
    }
    
    .training__content {
        width: 100%;
    }
    
    .training__features li {
        text-align: left;
    }
    
    .contact__wrapper {
        grid-template-columns: 1fr;
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl) var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .header__nav {
        margin-right: 0;
    }
    
    .nav__list {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background-color: var(--color-light);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        z-index: 1000;
        transition: var(--transition-base);
        box-shadow: var(--shadow-lg);
    }
    
    .nav__list.active {
        right: 0;
    }
    
    .hero__content h1 {
        font-size: 2.5rem;
    }
    
    .hero__content p {
        font-size: 1rem;
    }
    
    .hero__cta {
        flex-direction: column;
    }
    
    .equipment__categories {
        flex-direction: column;
        align-items: center;
    }
    
    .category-tab {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    .header__logo a span {
        display: none;
    }
    
    .header__actions {
        gap: var(--spacing-sm);
    }
    
    .btn {
        font-size: 0.9rem;
        padding: 0.6rem 1.2rem;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form button {
        width: 100%;
    }
}

/* ===== Animations ===== */
.fade-in-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: opacity, transform;
}

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