/* style/register.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này KHÔNG được viết lại */

:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --card-bg: #11271B;
    --body-bg: #08160F;
    --text-main: #F2FFF6;
    --text-secondary: #A7D9B8;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green: #0A4B2C;
}

.page-register {
    font-family: 'Arial', sans-serif;
    color: var(--text-main); /* Deep green body background, so light text */
    background-color: var(--body-bg);
    line-height: 1.6;
    padding-bottom: 50px; /* Ensure some space above footer */
}

.page-register__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

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

.page-register__section-title {
    font-size: 2.8em;
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
    line-height: 1.2;
}

.page-register__text-block {
    font-size: 1.1em;
    margin-bottom: 30px;
    color: var(--text-secondary);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-register__text-block--center {
    text-align: center;
}

/* Hero Section */
.page-register__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 60px 20px;
    padding-top: 10px; /* Small top padding, body handles header offset */
    overflow: hidden;
}

.page-register__hero-image-wrapper {
    width: 100%;
    max-width: 100%;
    margin-bottom: 30px;
    overflow: hidden;
}

.page-register__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    min-width: 200px; /* Global image size requirement */
    min-height: 200px;
}

.page-register__hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 1;
}

.page-register__main-title {
    font-size: clamp(2.5em, 5vw, 3.5em); /* H1 clamp for responsiveness */
    color: var(--gold-color);
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(87, 227, 141, 0.7);
}

.page-register__description {
    font-size: 1.3em;
    color: var(--text-main);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-register__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-register__btn-primary,
.page-register__btn-secondary,
.page-register__btn-tertiary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s ease;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
}

.page-register__btn-primary {
    background: var(--button-gradient);
    color: var(--text-main);
    border: none;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3), 0 0 10px var(--glow-color);
}

.page-register__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4), 0 0 15px var(--glow-color);
}

.page-register__btn-secondary {
    background: transparent;
    color: var(--text-main);
    border: 2px solid var(--primary-color);
}

.page-register__btn-secondary:hover {
    background-color: var(--primary-color);
    color: #ffffff;
    transform: translateY(-3px);
}

.page-register__btn-tertiary {
    background: var(--deep-green);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    font-size: 1em;
}

.page-register__btn-tertiary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.page-register__btn-primary--large {
    padding: 18px 40px;
    font-size: 1.2em;
}

/* Why Join Section */
.page-register__why-join-section {
    padding: 80px 0;
    background-color: var(--card-bg);
    border-top: 1px solid var(--divider-color);
    border-bottom: 1px solid var(--divider-color);
}

.page-register__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-register__feature-card {
    background-color: var(--deep-green);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.page-register__feature-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    object-fit: contain;
    min-width: 80px;
    min-height: 80px;
}

.page-register__feature-title {
    font-size: 1.5em;
    color: var(--gold-color);
    margin-bottom: 15px;
}

.page-register__feature-description {
    font-size: 1em;
    color: var(--text-secondary);
}

/* Steps Section */
.page-register__steps-section {
    padding: 80px 0;
}

.page-register__step-card {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    margin-bottom: 60px;
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
}

.page-register__step-number {
    font-size: 3em;
    font-weight: bold;
    color: var(--gold-color);
    min-width: 60px;
    text-align: center;
    line-height: 1;
}

.page-register__step-content {
    flex-grow: 1;
}

.page-register__step-title {
    font-size: 1.8em;
    color: var(--text-main);
    margin-bottom: 15px;
}

.page-register__step-description {
    font-size: 1.1em;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.page-register__info-list {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.page-register__info-list li {
    background-color: var(--deep-green);
    border: 1px solid var(--border-color);
    margin-bottom: 10px;
    padding: 10px 15px;
    border-radius: 5px;
    color: var(--text-main);
    font-size: 1em;
}

.page-register__step-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    margin-top: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    min-width: 200px;
    min-height: 200px;
}

.page-register__cta-block {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background-color: var(--card-bg);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

.page-register__cta-text {
    font-size: 1.2em;
    color: var(--text-main);
    margin-bottom: 30px;
}

.page-register__cta-block--center {
    text-align: center;
}

/* Security Section */
.page-register__security-section {
    padding: 80px 0;
    background-color: var(--deep-green);
    border-top: 1px solid var(--divider-color);
    border-bottom: 1px solid var(--divider-color);
}

.page-register__security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-register__security-item {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
}

.page-register__security-title {
    font-size: 1.5em;
    color: var(--gold-color);
    margin-bottom: 15px;
}

.page-register__security-description {
    font-size: 1em;
    color: var(--text-secondary);
}

.page-register__security-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    margin-top: 50px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    min-width: 200px;
    min-height: 200px;
}

/* Promotions Section */
.page-register__promotions-section {
    padding: 80px 0;
}

.page-register__promo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-register__promo-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.page-register__promo-image {
    width: 100%;
    height: 200px; /* Fixed height for consistent card appearance */
    object-fit: cover;
    display: block;
    min-width: 200px;
    min-height: 200px;
}

.page-register__promo-card .page-register__promo-title {
    font-size: 1.5em;
    color: var(--gold-color);
    padding: 20px 20px 10px;
}

.page-register__promo-card .page-register__promo-description {
    font-size: 1em;
    color: var(--text-secondary);
    padding: 0 20px 20px;
    flex-grow: 1;
}

.page-register__promo-card .page-register__btn-tertiary {
    margin: 0 20px 20px;
    align-self: flex-start;
}

/* FAQ Section */
.page-register__faq-section {
    padding: 80px 0;
    background-color: var(--card-bg);
    border-top: 1px solid var(--divider-color);
}

.page-register__faq-list {
    margin-top: 50px;
}

.page-register__faq-item {
    background-color: var(--deep-green);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-register__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    font-size: 1.2em;
    font-weight: bold;
    color: var(--gold-color);
    cursor: pointer;
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--divider-color);
    transition: background-color 0.3s ease;
}

.page-register__faq-question:hover {
    background-color: rgba(var(--primary-color), 0.1);
}

.page-register__faq-qtext {
    flex-grow: 1;
}

.page-register__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    margin-left: 20px;
    color: var(--gold-color);
}

.page-register__faq-item[open] .page-register__faq-question {
    border-bottom-color: transparent;
}

.page-register__faq-item[open] .page-register__faq-toggle {
    content: '−';
}

.page-register__faq-answer {
    padding: 20px;
    font-size: 1.05em;
    color: var(--text-secondary);
    background-color: var(--deep-green);
}

.page-register__faq-answer p {
    margin-bottom: 1em;
}

/* Details/Summary specific styles to remove default marker */
.page-register__faq-item summary::-webkit-details-marker {
    display: none;
}
.page-register__faq-item summary::marker {
    display: none;
}

/* Final CTA Section */
.page-register__final-cta-section {
    padding: 60px 0 80px;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-register__section-title {
        font-size: 2.2em;
    }
    .page-register__main-title {
        font-size: clamp(2em, 4.5vw, 3em);
    }
    .page-register__description {
        font-size: 1.1em;
    }
    .page-register__hero-section {
        padding: 40px 15px;
        padding-top: 10px;
    }
    .page-register__why-join-section, .page-register__steps-section, .page-register__security-section, .page-register__promotions-section, .page-register__faq-section, .page-register__final-cta-section {
        padding: 60px 0;
    }
    .page-register__step-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .page-register__step-number {
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    .page-register {
        font-size: 16px;
        line-height: 1.6;
    }
    .page-register__container {
        padding-left: 15px;
        padding-right: 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    .page-register__section-title {
        font-size: 2em;
        margin-bottom: 30px;
    }
    .page-register__main-title {
        font-size: clamp(1.8em, 7vw, 2.5em);
    }
    .page-register__description {
        font-size: 1em;
    }
    .page-register__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    .page-register__btn-primary,
    .page-register__btn-secondary,
    .page-register__btn-tertiary {
        width: 100% !important;
        max-width: 100% !important;
        padding-left: 15px;
        padding-right: 15px;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    .page-register__hero-image,
    .page-register__feature-icon,
    .page-register__step-image,
    .page-register__security-image,
    .page-register__promo-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        min-width: 200px !important;
        min-height: 200px !important;
    }
    .page-register__promo-image {
        height: auto !important; /* Allow height to adjust for mobile */
    }
    .page-register__hero-section,
    .page-register__why-join-section,
    .page-register__steps-section,
    .page-register__security-section,
    .page-register__promotions-section,
    .page-register__faq-section,
    .page-register__final-cta-section {
        padding-left: 0;
        padding-right: 0;
    }
    .page-register__feature-card,
    .page-register__step-card,
    .page-register__security-item,
    .page-register__promo-card,
    .page-register__faq-item {
        margin-left: 15px;
        margin-right: 15px;
        width: calc(100% - 30px) !important;
        box-sizing: border-box !important;
    }
    .page-register__video-section {
        padding-top: 10px !important; /* body handles --header-offset, this is decorative */
    }
}