/* --- Variables & Reset --- */
:root {
    --primary-color: #0f172a;
    /* Deep Navy */
    --secondary-color: #d97706;
    /* Gold/Bronze */
    --accent-color: #3b82f6;
    /* Bright Blue */
    --bg-color: #f8fafc;
    --text-color: #334155;
    --text-light: #64748b;
    --white: #ffffff;

    --font-primary: 'Inter', sans-serif;

    --container-width: 1200px;
    --header-height: 80px;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    --radius-md: 0.5rem;
    --radius-lg: 1rem;

    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

button {
    cursor: pointer;
    font-family: inherit;
}

/* --- Layout --- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.container--flex {
    display: flex;
    gap: 40px;
    align-items: center;
}

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

.text-white {
    color: var(--white);
}

.section {
    padding: 80px 0;
}

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

.section--bg-light {
    background-color: #eff6ff;
}

.section__title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    color: var(--primary-color);
}

.section--dark .section__title {
    color: var(--white);
}

.section__subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    border: 2px solid transparent;
    transition: var(--transition);
}

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

.btn--primary:hover {
    background-color: #b45309;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn--lg {
    padding: 16px 36px;
    font-size: 1.1rem;
}

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

/* --- Header --- */
.header {
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.header.scrolled {
    height: 70px;
    box-shadow: var(--shadow-md);
}

.header__container {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(#d97706);
}

.nav__list {
    display: flex;
    gap: 30px;
}

.nav__link {
    font-weight: 500;
    color: var(--text-color);
}

.nav__link:hover {
    color: var(--secondary-color);
}

.burger {
    display: none;
    cursor: pointer;
}

.burger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: var(--transition);
}

/* --- Hero --- */
.hero {
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 80px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: var(--white);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero__bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
    filter: blur(80px);
    z-index: 0;
}

.hero__container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    color: #93c5fd;
}

.hero__title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero__subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.8;
    max-width: 500px;
}

.hero__features {
    display: flex;
    gap: 20px;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.hero__feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.hero__feature i {
    color: var(--secondary-color);
}

.hero__actions {
    display: flex;
    gap: 15px;
}

/* Hero abstract visual */
.hero__image {
    position: relative;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    width: 280px;
    position: absolute;
    animation: float 6s ease-in-out infinite;
}

.glass-card--secondary {
    top: 60%;
    left: 40%;
    animation-delay: 3s;
}

.glass-card__icon {
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.glass-card__text {
    display: flex;
    flex-direction: column;
}

.glass-card__text span {
    font-size: 0.9rem;
    opacity: 0.7;
}

.glass-card__text strong {
    font-size: 1.4rem;
    color: var(--white);
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* --- Rewards Grid --- */
.rewards__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.reward-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid #e2e8f0;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.reward-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.reward-card--highlight {
    border: 2px solid var(--secondary-color);
    background: linear-gradient(to bottom right, #fff, #fffbeb);
}

.reward-card__badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--secondary-color);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.reward-card__header {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 10px;
}

.reward-card__price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.reward-card__list li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.reward-card__list i {
    color: #10b981;
    /* Green check */
}

.info-banner {
    background: #e0f2fe;
    color: #0369a1;
    padding: 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 15px;
    max-width: 800px;
    margin: 0 auto;
}

.info-banner i {
    font-size: 1.5rem;
}

/* --- Features Grid (Audience) --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.1);
}

.feature-card__icon {
    width: 60px;
    height: 60px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.feature-card p {
    opacity: 0.8;
}

/* --- Process Steps --- */
.process-steps {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 200px;
    position: relative;
    padding: 20px;
    text-align: center;
}

.step::after {
    content: '→';
    position: absolute;
    top: 40px;
    right: -10px;
    font-size: 2rem;
    color: var(--text-light);
    opacity: 0.3;
}

.step:last-child::after {
    display: none;
}

.step__number {
    width: 60px;
    height: 60px;
    background: #e2e8f0;
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    position: relative;
    z-index: 1;
}

.step--final .step__number {
    background: var(--secondary-color);
    color: var(--white);
}

.step__title {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.step__desc {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* --- Support/Flex Section --- */
.glass-panel {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    flex: 1;
}

.text-block {
    flex: 1;
}

.check-list li {
    margin-bottom: 15px;
    display: flex;
    gap: 10px;
}

.check-list li::before {
    content: '✓';
    color: var(--secondary-color);
    font-weight: bold;
}

.requirements-list {
    margin-top: 20px;
    margin-bottom: 20px;
}

.requirements-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-weight: 500;
}

.requirements-list i {
    color: var(--accent-color);
}

.alert-box {
    background: #fef2f2;
    color: #991b1b;
    padding: 15px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

/* --- FAQ --- */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border-bottom: 1px solid #e2e8f0;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 20px 0;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    transition: var(--transition);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--secondary-color);
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    color: var(--text-light);
    padding-right: 20px;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-bottom: 20px;
}

/* --- CTA Section --- */
.cta-section {
    background: var(--primary-color);
    background-image: linear-gradient(to right, #0f172a, #1e293b);
}

/* --- Footer --- */
.footer {
    background: #020617;
    color: #94a3b8;
    padding: 60px 0 20px;
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer__title {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer__links li {
    margin-bottom: 10px;
}

.footer__links i {
    width: 20px;
    margin-right: 10px;
    color: var(--secondary-color);
}

.footer__bottom {
    border-top: 1px solid #1e293b;
    padding-top: 20px;
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer__legal {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* --- Modal --- */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal__content {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 500px;
    position: relative;
    transform: translateY(20px);
    transition: var(--transition);
}

.modal.active .modal__content {
    transform: translateY(0);
}

.modal__close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-light);
}

.modal__title {
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.modal__subtitle {
    margin-bottom: 25px;
    color: var(--text-light);
}

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

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

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 25px;
    font-size: 0.9rem;
}

.form-check input {
    margin-top: 4px;
}

/* --- Mobile Menu --- */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--primary-color);
    z-index: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.4s ease-in-out;
}

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

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

.mobile-menu__link {
    display: block;
    font-size: 2rem;
    color: var(--white);
    margin: 20px 0;
    font-weight: 700;
}

body.no-scroll {
    overflow: hidden;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    :root {
        --container-width: 90%;
        --header-height: 70px;
    }

    .hero__title {
        font-size: 3rem;
    }
}

@media (max-width: 900px) {
    .section {
        padding: 50px 0;
    }

    .hero {
        padding-top: calc(var(--header-height) + 40px);
        min-height: auto;
        padding-bottom: 60px;
        text-align: center;
    }

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

    .hero__content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero__features {
        justify-content: center;
    }

    .hero__image {
        display: none;
        /* Hide 3D visual on smaller screens */
    }

    /* Adjust bg to look good without image */
    .hero__bg {
        width: 100%;
        height: 60%;
        top: auto;
        bottom: 0;
        background: radial-gradient(circle at center, rgba(59, 130, 246, 0.15) 0%, transparent 60%);
    }

    .nav {
        display: none;
    }

    .burger {
        display: block;
        z-index: 1001;
        /* Above mobile menu */
    }

    /* Process Steps Stacking */
    .process-steps {
        flex-direction: column;
        gap: 30px;
    }

    .step {
        width: 100%;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        padding-bottom: 30px;
    }

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

    .step::after {
        display: none;
    }

    .container--flex {
        flex-direction: column;
    }

    /* Center text in support section */
    .text-block {
        text-align: center;
    }

    .check-list li {
        justify-content: flex-start;
        text-align: left;
    }

    .glass-panel {
        width: 100%;
    }
}

@media (max-width: 600px) {
    :root {
        --header-height: 60px;
    }

    .section__title {
        font-size: 2rem;
    }

    .section__subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .hero__title {
        font-size: 2.2rem;
    }

    .hero__subtitle {
        font-size: 1rem;
    }

    .hero__actions {
        flex-direction: column;
        width: 100%;
        gap: 15px;
    }

    .btn {
        width: 100%;
        text-align: center;
        padding: 14px 20px;
        /* Larger touch target */
    }

    /* Mobile Menu Adjustments */
    .mobile-menu__link {
        font-size: 1.5rem;
    }

    /* Rewards Grid -> 1 col is automatic via auto-fit, but ensure ease */
    .rewards__grid {
        grid-template-columns: 1fr;
    }

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

    .reward-card__price {
        font-size: 2rem;
    }

    /* Features Grid */
    .features-grid {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer__bottom {
        text-align: center;
    }

    /* Modal */
    .modal__content {
        padding: 25px;
        width: 90%;
        max-height: 90vh;
        overflow-y: auto;
    }

    .modal__title {
        font-size: 1.5rem;
    }
}

/* Fix for very small screens (iPhone SE etc) */
@media (max-width: 375px) {
    .hero__title {
        font-size: 1.8rem;
    }
}