/* Reset & Basic Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: #120014;
    color: #f0f0f0;
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header & Nav */
.arqelin-cardio-header-top {
    background-color: rgba(18, 0, 20, 0.95);
    border-bottom: 2px solid #FF4FD8;
    box-shadow: 0 0 15px rgba(255, 79, 216, 0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

.arqelin-cardio-header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.arqelin-cardio-logo-brand {
    font-size: 1.8rem;
    font-weight: 800;
    color: #FF4FD8;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 8px rgba(255, 79, 216, 0.6);
}

.arqelin-cardio-nav-list {
    display: flex;
    list-style: none;
    gap: 25px;
}

.arqelin-cardio-nav-link {
    color: #f0f0f0;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.arqelin-cardio-nav-link:hover {
    color: #FF4FD8;
}

/* Burger Menu */
.arqelin-cardio-menu-checkbox {
    display: none;
}

.arqelin-cardio-burger-icon {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.arqelin-cardio-burger-icon span {
    width: 30px;
    height: 3px;
    background-color: #FF4FD8;
    transition: 0.3s;
}

/* Hero Section */
.arqelin-cardio-section-hero {
    padding: 80px 0;
    border-bottom: 1px solid rgba(255, 79, 216, 0.1);
}

.arqelin-cardio-hero-container {
    display: flex;
    align-items: center;
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.arqelin-cardio-hero-gallery {
    flex: 1;
}

.arqelin-cardio-gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.arqelin-cardio-gallery-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    border: 2px solid #FF4FD8;
    box-shadow: 0 0 10px rgba(255, 79, 216, 0.2);
    object-fit: cover;
}

.arqelin-cardio-gallery-img:nth-child(3) {
    grid-column: span 2;
    height: 250px;
}

.arqelin-cardio-hero-text {
    flex: 1;
}

.arqelin-cardio-hero-title {
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 20px;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.arqelin-cardio-hero-subtitle {
    font-size: 1.4rem;
    color: #FF4FD8;
    margin-bottom: 25px;
}

.arqelin-cardio-hero-paragraph {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: #ccc;
}

.arqelin-cardio-cta-button {
    display: inline-block;
    padding: 18px 40px;
    background-color: #FF4FD8;
    color: #120014;
    text-decoration: none;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(255, 79, 216, 0.4);
}

.arqelin-cardio-cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(255, 79, 216, 0.7);
    background-color: #ff7be2;
}

/* Sections Common */
.arqelin-cardio-section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 40px;
    color: #FF4FD8;
    text-transform: uppercase;
}

.arqelin-cardio-section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
    font-size: 1.2rem;
    color: #bbb;
}

/* Target Section */
.arqelin-cardio-section-target {
    padding: 100px 0;
    background-color: #1a011d;
}

.arqelin-cardio-target-layout {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.arqelin-cardio-target-list-wrapper {
    flex: 2;
}

.arqelin-cardio-target-list {
    list-style: none;
}

.arqelin-cardio-target-item {
    background: rgba(255, 79, 216, 0.05);
    margin-bottom: 15px;
    padding: 20px;
    border-left: 4px solid #FF4FD8;
    border-radius: 0 8px 8px 0;
    font-size: 1.1rem;
}

.arqelin-cardio-product-card {
    flex: 1;
    background: #120014;
    border: 2px solid #FF4FD8;
    border-radius: 12px;
    overflow: hidden;
    padding: 20px;
    text-align: center;
}

.arqelin-cardio-product-img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 20px;
}

.arqelin-cardio-product-name {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.arqelin-cardio-product-price {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: #FF4FD8;
    margin-top: 15px;
}

/* Pricing Section */
.arqelin-cardio-section-pricing {
    padding: 100px 0;
}

.arqelin-cardio-quick-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.arqelin-cardio-quick-links a {
    color: #FF4FD8;
    text-decoration: underline;
    font-size: 0.9rem;
}

.arqelin-cardio-pricing-grid {
    display: flex;
    gap: 30px;
    justify-content: center;
}

.arqelin-cardio-pricing-card {
    flex: 1;
    background: #1a011d;
    padding: 40px 30px;
    border-radius: 15px;
    border: 1px solid rgba(255, 79, 216, 0.2);
    text-align: center;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.arqelin-cardio-pricing-card:hover {
    transform: translateY(-10px);
    border-color: #FF4FD8;
}

.arqelin-cardio-package-featured {
    background: #25012a;
    border: 2px solid #FF4FD8;
    transform: scale(1.05);
}

.arqelin-cardio-package-featured:hover {
    transform: scale(1.08) translateY(-10px);
}

.arqelin-cardio-package-name {
    font-size: 1.6rem;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.arqelin-cardio-package-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: #FF4FD8;
    margin-bottom: 30px;
}

.arqelin-cardio-package-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
    flex-grow: 1;
}

.arqelin-cardio-package-features li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.95rem;
}

.arqelin-cardio-package-btn {
    display: block;
    padding: 15px;
    background: transparent;
    border: 2px solid #FF4FD8;
    color: #FF4FD8;
    text-decoration: none;
    font-weight: 700;
    border-radius: 8px;
    transition: 0.3s;
}

.arqelin-cardio-package-btn:hover {
    background: #FF4FD8;
    color: #120014;
}

/* Benefits Section */
.arqelin-cardio-section-benefits {
    padding: 100px 0;
    background-color: #120014;
}

.arqelin-cardio-benefits-layout {
    display: flex;
    gap: 60px;
    align-items: center;
}

.arqelin-cardio-benefits-text {
    flex: 1;
}

.arqelin-cardio-benefits-list {
    list-style: none;
    margin-top: 30px;
}

.arqelin-cardio-benefits-list li {
    margin-bottom: 20px;
    font-size: 1.1rem;
    position: relative;
    padding-left: 30px;
}

.arqelin-cardio-benefits-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: #FF4FD8;
    font-weight: 800;
}

.arqelin-cardio-benefits-image {
    flex: 1;
}

.arqelin-cardio-standard-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 0 40px rgba(255, 79, 216, 0.2);
}

/* Quote Section */
.arqelin-cardio-section-quote {
    padding: 80px 0;
    background: linear-gradient(180deg, #120014 0%, #1a011d 100%);
    text-align: center;
}

.arqelin-cardio-quote-box {
    max-width: 900px;
    margin: 0 auto;
}

.arqelin-cardio-quote-text {
    font-size: 1.8rem;
    font-style: italic;
    color: #f0f0f0;
    margin-bottom: 20px;
    line-height: 1.4;
}

.arqelin-cardio-quote-author {
    font-size: 1.1rem;
    color: #FF4FD8;
    font-weight: 700;
}

.arqelin-cardio-quote-details {
    margin-top: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    background: rgba(255, 79, 216, 0.05);
    border-radius: 12px;
    padding: 10px;
}

.arqelin-cardio-quote-summary {
    cursor: pointer;
    color: #FF4FD8;
    font-weight: 600;
    padding: 10px;
}

.arqelin-cardio-quote-full {
    padding: 20px;
    text-align: left;
    color: #ccc;
}

/* FAQ Section */
.arqelin-cardio-section-faq {
    padding: 100px 0;
}

.arqelin-cardio-faq-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.arqelin-cardio-faq-item {
    background: #1a011d;
    margin-bottom: 10px;
    border-radius: 8px;
    overflow: hidden;
}

.arqelin-cardio-faq-question {
    padding: 20px;
    cursor: pointer;
    font-weight: 600;
    color: #fff;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.arqelin-cardio-faq-question::after {
    content: "+";
    color: #FF4FD8;
    font-size: 1.5rem;
}

.arqelin-cardio-faq-item[open] .arqelin-cardio-faq-question::after {
    content: "-";
}

.arqelin-cardio-faq-answer {
    padding: 0 20px 20px;
    color: #bbb;
}

/* Text Sections */
.arqelin-cardio-section-text-extra {
    padding: 80px 0;
}

.arqelin-cardio-text-block {
    max-width: 900px;
    margin: 0 auto 25px;
    font-size: 1.1rem;
    color: #ccc;
}

/* Form Section */
.arqelin-cardio-section-form {
    padding: 100px 0;
    background-color: #1a011d;
}

.arqelin-cardio-contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: #120014;
    padding: 40px;
    border-radius: 20px;
    border: 1px solid #FF4FD8;
    box-shadow: 0 0 30px rgba(255, 79, 216, 0.1);
}

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

.arqelin-cardio-form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.arqelin-cardio-form-input, 
.arqelin-cardio-form-textarea {
    width: 100%;
    padding: 12px 15px;
    background: #1a011d;
    border: 1px solid rgba(255, 79, 216, 0.3);
    color: #fff;
    border-radius: 6px;
    outline: none;
}

.arqelin-cardio-form-input:focus, 
.arqelin-cardio-form-textarea:focus {
    border-color: #FF4FD8;
}

.arqelin-cardio-form-textarea {
    height: 120px;
    resize: vertical;
}

.arqelin-cardio-form-checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 30px;
}

.arqelin-cardio-form-checkbox-label {
    font-size: 0.9rem;
    color: #aaa;
}

.arqelin-cardio-form-checkbox-label a {
    color: #FF4FD8;
}

.arqelin-cardio-submit-btn {
    width: 100%;
    padding: 15px;
    background: #FF4FD8;
    color: #120014;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    transition: 0.3s;
}

.arqelin-cardio-submit-btn:hover {
    background: #ff7be2;
    box-shadow: 0 0 20px rgba(255, 79, 216, 0.5);
}

/* Footer */
.arqelin-cardio-footer {
    padding: 60px 0 30px;
    background: #0d000e;
    border-top: 1px solid rgba(255, 79, 216, 0.2);
    text-align: center;
}

.arqelin-cardio-footer-email {
    margin: 15px 0;
}

.arqelin-cardio-footer-email a {
    color: #FF4FD8;
    text-decoration: none;
}

.arqelin-cardio-footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.arqelin-cardio-footer-link {
    color: #666;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s;
}

.arqelin-cardio-footer-link:hover {
    color: #FF4FD8;
}

/* Mobile Responsiveness */
@media (max-width: 992px) {
    .arqelin-cardio-hero-container, 
    .arqelin-cardio-target-layout, 
    .arqelin-cardio-benefits-layout {
        flex-direction: column;
    }

    .arqelin-cardio-pricing-grid {
        flex-direction: column;
        align-items: center;
    }

    .arqelin-cardio-pricing-card {
        width: 100%;
        max-width: 450px;
    }

    .arqelin-cardio-hero-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .arqelin-cardio-nav-wrapper {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: #120014;
        transition: 0.4s;
        padding: 50px 20px;
    }

    .arqelin-cardio-nav-list {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }

    .arqelin-cardio-nav-link {
        font-size: 1.2rem;
    }

    .arqelin-cardio-burger-icon {
        display: flex;
    }

    .arqelin-cardio-menu-checkbox:checked ~ .arqelin-cardio-nav-wrapper {
        left: 0;
    }

    .arqelin-cardio-menu-checkbox:checked ~ .arqelin-cardio-burger-icon span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }

    .arqelin-cardio-menu-checkbox:checked ~ .arqelin-cardio-burger-icon span:nth-child(2) {
        opacity: 0;
    }

    .arqelin-cardio-menu-checkbox:checked ~ .arqelin-cardio-burger-icon span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
}