/* ✅ Import main font used across the site */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');

/* =======================================================
🌐 GENERAL LANDING PAGE STYLES
======================================================= */
body {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    background-color: var(--light-gray); /* قبلاً: #f9f9f9 */
    overflow-x: hidden;
    color: var(--black); /* برای متن پیش‌فرض */
}

a {
    text-decoration: none;
    color: var(--primary-blue); /* قبلاً inherit بود */
}


/* =======================================================
📌 HEADER
======================================================= */
.landing-header {
    background: var(--white);
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

.landing-header .logo {
    font-size: 32px;
    font-weight: bold;
    color: var(--primary-blue);
}

.landing-header .nav-links a {
    margin-left: 30px;
    font-weight: 500;
    color: var(--black);
    transition: color 0.3s ease;
}

.landing-header .nav-links a:hover {
    color: var(--primary-blue-hover);
}


/* =======================================================
🎯 SECTION DEFAULT
======================================================= */
.section {
    padding: 48px 20px; /* کاهش از 80px به 48px */
}

@media (min-width: 768px) {
    .section {
        padding: 64px 40px; /* در تبلت و دسکتاپ کمی بیشتر */
    }
}

.section-title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 32px;
    text-align: center;
    color: var(--black);
}


/* =======================================================
🏠 HERO SECTION
======================================================= */
.hero-section {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: var(--primary-blue);
    color: var(--white);
    padding: 0 20px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-image {
    animation: zoomHero 5s ease-in-out infinite;
    transform-origin: center;
    opacity: 0.1;
}

@keyframes zoomHero {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.hero-content {
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-content h1 span {
    color: var(--accent-yellow);
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

@media (min-width: 768px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

.btn-get-started {
    background-color: var(--white);
    color: var(--primary-blue);
    font-weight: bold;
    padding: 12px 30px;
    border-radius: 30px;
    font-size: 18px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-get-started:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.btn-explore {
    border: 2px solid var(--white);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn-explore:hover {
    border-color: var(--secondary-blue);
    color: var(--secondary-blue);
}


/* =======================================================
🎁 PLAN CARD
======================================================= */
.plan-card {
    background-color: var(--primary-blue-hover); /* آبی تیره برای تضاد با آبی روشن */
    color: var(--white);
    padding: 10px;
    border-radius: 16px;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
    position: relative;
    margin: 0 auto;
    overflow: hidden;
}

.plan-card:hover {
    transform: translateY(-6px);
}

.plan-card.free {
    background-color: var(--green);
    border: 2px solid var(--green-light);
}

.plan-card.pro {
    background-color: var(--primary-blue);
    border: 2px solid var(--secondary-blue);
}

.plan-card.premium {
    background-color: var(--orange);
    border: 2px solid var(--accent-yellow);
}

.plan-card h3 {
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 16px;
}

.plan-card p.price {
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 24px;
}

.plan-card p.price .duration {
    font-size: 14px;
    color: var(--black);
}

.plan-card ul {
    text-align: left;
    font-size: 14px;
    color: var(--white);
    margin-bottom: 24px;
    padding-left: 0;
    list-style-type: none;
}

.plan-card ul li {
    margin-bottom: 10px;
}

.plan-card .btn {
    background-color: var(--white);
    color: var(--black);
    padding: 12px;
    border-radius: 16px;
    font-weight: bold;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    display: inline-block;
    cursor: pointer;
    text-decoration: none;
}

.plan-card .btn:hover {
    background-color: var(--light-gray);
}

.plan-card .btn.disabled {
    background-color: var(--gray);
    color: var(--dark-gray);
    cursor: not-allowed;
}

.plan-card .btn.upgrade {
    background-color: var(--accent-yellow);
    color: var(--black);
}

.plan-card .btn.buy {
    background-color: var(--dark-gray);
    color: var(--black);
}

.plan-card .btn.login {
    border: 2px solid var(--danger);
    background-color: var(--danger);
    color: var(--white);
}

.plan-card .btn.login:hover {
    background-color: var(--white);
    color: var(--black);
}

.plan-card .ribbon {
    position: absolute;
    top: 16px;
    right: 16px;
    background-color: var(--accent-yellow);
    color: var(--black);
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 9999px;
    font-weight: bold;
}


/* =======================================================
📊 BENEFIT CARD
======================================================= */
.benefits-section {
    background-color: var(--light-gray); /* جایگزین مناسب برای #1e1e1e */
    padding: 5px 20px;
    color: var(--white);
    text-align: center;
}

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

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: left;
}

@media (min-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.benefit-card {
    background-color: var(--gray); /* #111827 */
    padding: 15px;
    border-radius: 16px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}

.benefit-card:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.benefit-icon {
    font-size: 32px;
    margin-bottom: 16px;
}

.benefit-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--white);
}

.benefit-text {
    font-size: 14px;
    color: var(--dark-gray); /* #ccc */
}

/* =======================================================
🧠 PRICE CARD
======================================================= */
.pricing-section {
    background-color: var(--light-gray);
    padding: 5px 20px;
    color: var(--black);
    text-align: center;
}

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

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    color: var(--dark-gray); /* به جای #ddd */
}

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* =======================================================
🧠 How it works CARD
======================================================= */
.how-it-works-section {
    background-color: var(--light-gray); /* #111827 */
    padding: 5px 20px;
    color: var(--white);
}

.how-it-works-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.how-it-works-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: left;
    margin-top: 10px;
}

@media (min-width: 768px) {
    .how-it-works-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .how-it-works-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

.how-step {
    background-color: var(--primary-blue-hover); /* #1f2937 معادل تیره از پالت شما */
    border-radius: 16px;
    padding: 24px;
    transition: background-color 0.3s ease;
}

.how-step:hover {
    background-color: var(--primary-blue);
    color: var(--white);
}

.step-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

/*.step-number {*/
/*    background-color: var(--secondary-blue); !* #3b82f6 *!*/
/*    color: var(--white);*/
/*    width: 40px;*/
/*    height: 40px;*/
/*    border-radius: 9999px;*/
/*    display: flex;*/
/*    align-items: center;*/
/*    justify-content: center;*/
/*    font-weight: bold;*/
/*    font-size: 16px;*/
/*}*/

.step-title {
    font-size: 18px;
    font-weight: 600;
}

.step-description {
    font-size: 14px;
    color: var(--dark-gray); /* #ccc */
}

.how-step:hover .step-description,
.how-step:hover .step-title {
    color: var(--white);
}

/* =======================================================
🧠 INDICATOR CARD
======================================================= */
.indicators-section {
    background-color: var(--light-gray);
    padding: 5px 20px;
    color: var(--black);
    text-align: center;
}

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

.indicators-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    padding-top: 5px;
}

.indicator-card {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    background-color: var(--green);
    padding: 10px 20px;
    border-radius: 16px;
    transition: box-shadow 0.3s ease;
    white-space: nowrap;
}

.indicator-card:hover {
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.indicator-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--white);
}


/* =======================================================
💱 EXCHANGE CARD
======================================================= */
.exchanges-section {
    background-color: var(--light-gray); /* قبلاً: #111827 */
    padding: 5px 20px;
    color: var(--white);
}

.exchanges-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.exchanges-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: left;
    margin-top: 48px;
    color: var(--dark-gray); /* قبلاً: #ddd */
}

@media (min-width: 768px) {
    .exchanges-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.exchange-card {
    background-color: var(--dark-gray); /* قبلاً: #1f2937 */
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.exchange-name {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 8px;
    color: var(--accent-yellow);
}

.exchange-description {
    font-size: 14px;
    color: var(--gray); /* قبلاً: #999 */
    margin-bottom: 12px;
}
.exchange-symbols-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}
.symbol-badge {
    background-color: var(--green);
    color: white;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: bold;
    white-space: nowrap;
}
.exchange-symbols {
    font-size: 14px;
    padding-left: 20px;
    list-style-type: disc;
    color: var(--dark-gray); /* قبلاً: #ccc */
}

.exchange-symbols li {
    margin-bottom: 4px;
}


/* =======================================================
📈 STATS
======================================================= */
.stats-section {
    background-color: var(--light-gray); /* #111827 */
    padding: 5px 20px;
    color: var(--white);
    text-align: center;
}

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

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

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

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

.stats-number {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 8px;
}

.stats-label {
    font-size: 16px;
    color: var(--black); /* #ccc */
}

/* رنگ‌های آماری از پالت */
.stats-blue {
    color: var(--secondary-blue); /* #3b82f6 */
}

.stats-green {
    color: var(--green-light); /* #10b981 → نزدیک‌ترین در پالت: #4BD884 */
}

.stats-yellow {
    color: var(--accent-yellow); /* #facc15 */
}

/* =======================================================
🚀 CTA FINAL
======================================================= */
.cta-section {
    background: linear-gradient(to right, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    padding: 5px 20px;
    text-align: center;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .cta-title {
        font-size: 48px;
    }
}

.cta-subtitle {
    font-size: 18px;
    color: var(--dark-gray); /* به جای #eee */
    margin-bottom: 32px;
}

.cta-button {
    background-color: var(--white);
    color: var(--primary-blue);
    padding: 16px 32px;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 18px;
    transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    display: inline-block;
    text-decoration: none;
}

.cta-button:hover {
    background-color: var(--light-gray); /* به جای #e0e0e0 */
    color: var(--primary-blue-hover);     /* به جای #1d4ed8 */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}


/* =======================================================
📞 FOOTER
======================================================= */
.landing-footer {
    background-color: var(--light-gray); /* معادل #1f2937 */
    text-align: center;
    padding: 25px 15px;
    color: var(--gray); /* معادل #777 */
    font-size: 14px;
    border-top: 1px solid var(--dark-gray); /* معادل #333 */
}

/* =======================================================
🎞️ ANIMATION ON SCROLL (Intersection Observer)
======================================================= */
[data-animate] {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}