/* Khuyen Mai Page Styles */

/* Base Styles & Typography */
.page-khuyen-mai {
    font-family: 'Arial', sans-serif;
    color: #FFF6D6; /* Text Main */
    background-color: #0A0A0A; /* Background */
    line-height: 1.6;
}

.page-khuyen-mai__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.page-khuyen-mai__section {
    padding: 60px 0;
}

.page-khuyen-mai__section-title {
    font-size: 36px;
    font-weight: bold;
    color: #FFD36B; /* Glow */
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 10px;
}

.page-khuyen-mai__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);\    width: 80px;
    height: 3px;
    background-color: #F2C14E; /* Main Color */
    border-radius: 5px;
}

.page-khuyen-mai__text-block p {
    margin-bottom: 15px;
    color: #FFF6D6;
}

.page-khuyen-mai__text-block ul {
    list-style: disc;
    padding-left: 30px;
    margin-bottom: 15px;
}

.page-khuyen-mai__text-block li {
    margin-bottom: 8px;
    color: #FFF6D6;
}

/* Hero Section */
.page-khuyen-mai__hero-section {
    position: relative;
    padding-top: 10px; /* Small top padding, assuming body has header offset */
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.page-khuyen-mai__hero-image-wrapper {
    width: 100%;
    max-height: 600px; /* Adjust as needed */
    overflow: hidden;
}

.page-khuyen-mai__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.page-khuyen-mai__hero-content {
    padding: 40px 20px;
    max-width: 900px;
    margin: 0 auto;
    z-index: 1;
    color: #FFF6D6;
}

.page-khuyen-mai__hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 20px;
    color: #FFD36B; /* Glow */
    line-height: 1.2;
}

.page-khuyen-mai__hero-description {
    font-size: 18px;
    margin-bottom: 30px;
    line-height: 1.5;
    color: #FFF6D6;
}

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

/* Buttons */
.page-khuyen-mai__btn-primary,
.page-khuyen-mai__btn-secondary,
.page-khuyen-mai__btn-card,
.page-khuyen-mai__btn-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 30px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
}

.page-khuyen-mai__btn-primary {
    background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
    color: #111111; /* Darker text for contrast on bright button */
    border: none;
    box-shadow: 0 4px 15px rgba(242, 193, 78, 0.4);
}

.page-khuyen-mai__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(242, 193, 78, 0.6);
}

.page-khuyen-mai__btn-secondary {
    background: transparent;
    color: #F2C14E; /* Main Color */
    border: 2px solid #F2C14E; /* Border */
}

.page-khuyen-mai__btn-secondary:hover {
    background: #F2C14E;
    color: #111111; /* Darker text for contrast */
    transform: translateY(-2px);
}

.page-khuyen-mai__btn-card {
    background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
    color: #111111; /* Darker text for contrast on bright button */
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 5px;
    margin-top: 15px;
}

.page-khuyen-mai__btn-card:hover {
    transform: translateY(-1px);
    opacity: 0.9;
}

.page-khuyen-mai__btn-link {
    color: #F2C14E;
    text-decoration: underline;
    background: none;
    border: none;
    padding: 0;
    font-size: 16px;
    font-weight: normal;
    display: inline;
}

.page-khuyen-mai__btn-link:hover {
    color: #FFD36B;
}

/* Promotion Types Section */
.page-khuyen-mai__promotion-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.page-khuyen-mai__card {
    background: #111111; /* Card BG */
    border: 1px solid #3A2A12; /* Border */
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #FFF6D6;
}

.page-khuyen-mai__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(242, 193, 78, 0.2);
}

.page-khuyen-mai__card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    max-width: 100%; /* Ensure responsiveness */
    display: block;
}

.page-khuyen-mai__card-title {
    font-size: 22px;
    font-weight: bold;
    color: #FFD36B; /* Glow */
    margin-bottom: 10px;
}

.page-khuyen-mai__card-description {
    font-size: 15px;
    color: #FFF6D6;
    flex-grow: 1;
}

.page-khuyen-mai__cta-section {
    text-align: center;
    margin-top: 50px;
    padding: 30px;
    background: #111111;
    border: 1px solid #3A2A12;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-khuyen-mai__cta-text {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 25px;
    color: #FFD36B;
}

/* How To Claim Section */
.page-khuyen-mai__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    text-align: center;
}

.page-khuyen-mai__step-card {
    background: #111111; /* Card BG */
    border: 1px solid #3A2A12; /* Border */
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #FFF6D6;
}

.page-khuyen-mai__step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
    color: #111111;
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(242, 193, 78, 0.4);
}

.page-khuyen-mai__step-title {
    font-size: 20px;
    font-weight: bold;
    color: #FFD36B; /* Glow */
    margin-bottom: 10px;
}

.page-khuyen-mai__step-description {
    font-size: 15px;
    color: #FFF6D6;
}

/* FAQ Section */
details.page-khuyen-mai__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #3A2A12; /* Border */
  overflow: hidden;
  background: #111111; /* Card BG */
  color: #FFF6D6;
}
details.page-khuyen-mai__faq-item summary.page-khuyen-mai__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: #FFD36B; /* Glow */
}
details.page-khuyen-mai__faq-item summary.page-khuyen-mai__faq-question::-webkit-details-marker {
  display: none;
}
details.page-khuyen-mai__faq-item summary.page-khuyen-mai__faq-question:hover {
  background: rgba(242, 193, 78, 0.1);
}
.page-khuyen-mai__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #FFD36B;
}
.page-khuyen-mai__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #F2C14E; /* Main Color */
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-khuyen-mai__faq-item .page-khuyen-mai__faq-answer {
  padding: 0 20px 20px;
  background: #0A0A0A; /* Background */
  border-radius: 0 0 5px 5px;
  color: #FFF6D6;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-khuyen-mai__container {
        padding: 0 15px;
    }

    .page-khuyen-mai__hero-title {
        font-size: clamp(2rem, 4.5vw, 3rem);
    }

    .page-khuyen-mai__section-title {
        font-size: 32px;
    }

    .page-khuyen-mai__promotion-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .page-khuyen-mai__steps-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-khuyen-mai__section {
        padding: 40px 0;
    }

    .page-khuyen-mai__hero-image {
        object-fit: contain !important; 
        aspect-ratio: unset !important; 
        max-height: 400px; /* Adjust for mobile */
    }

    .page-khuyen-mai__hero-content {
        padding: 30px 15px;
    }

    .page-khuyen-mai__hero-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
        margin-bottom: 15px;
    }

    .page-khuyen-mai__hero-description {
        font-size: 16px;
        margin-bottom: 25px;
    }

    .page-khuyen-mai__hero-cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding: 0 15px;
    }

    .page-khuyen-mai__btn-primary,
    .page-khuyen-mai__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 16px;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-khuyen-mai__section-title {
        font-size: 28px;
        margin-bottom: 30px;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-khuyen-mai__text-block {
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-khuyen-mai__text-block ul {
        padding-left: 20px;
    }

    .page-khuyen-mai__promotion-grid,
    .page-khuyen-mai__steps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px;
    }

    .page-khuyen-mai__card {
        padding: 20px;
    }

    .page-khuyen-mai__card-image {
        height: 180px;
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-khuyen-mai__card-title {
        font-size: 20px;
    }

    .page-khuyen-mai__card-description {
        font-size: 14px;
    }

    .page-khuyen-mai__btn-card {
        font-size: 15px;
        padding: 10px 18px;
        width: 100% !important;
        max-width: 100% !important;
    }

    .page-khuyen-mai__cta-section {
        margin-top: 40px;
        padding: 25px 15px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-khuyen-mai__cta-text {
        font-size: 20px;
        margin-bottom: 20px;
    }

    .page-khuyen-mai__btn-link {
        font-size: 15px;
    }

    .page-khuyen-mai__step-card {
        padding: 25px;
    }

    .page-khuyen-mai__faq-item {
        padding: 0 15px;
    }

    details.page-khuyen-mai__faq-item summary.page-khuyen-mai__faq-question {
        padding: 15px;
    }

    .page-khuyen-mai__faq-qtext {
        font-size: 16px;
    }

    .page-khuyen-mai__faq-toggle {
        font-size: 20px;
        width: 24px;
        height: 24px;
    }

    details.page-khuyen-mai__faq-item .page-khuyen-mai__faq-answer {
        padding: 0 15px 15px;
    }

    .page-khuyen-mai img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-khuyen-mai__container,
    .page-khuyen-mai__introduction,
    .page-khuyen-mai__promotion-types,
    .page-khuyen-mai__terms-conditions,
    .page-khuyen-mai__how-to-claim,
    .page-khuyen-mai__optimization-tips,
    .page-khuyen-mai__faq-section,
    .page-khuyen-mai__conclusion {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
}

@media (max-width: 480px) {
    .page-khuyen-mai__hero-title {
        font-size: clamp(1.5rem, 8vw, 2rem);
    }

    .page-khuyen-mai__section-title {
        font-size: 24px;
    }

    .page-khuyen-mai__card-title {
        font-size: 18px;
    }

    .page-khuyen-mai__cta-text {
        font-size: 18px;
    }

    .page-khuyen-mai__step-number {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .page-khuyen-mai__faq-qtext {
        font-size: 15px;
    }
}