/* style/su-kien.css */
:root {
    --primary-color: #2F6BFF;
    --secondary-color: #6FA3FF;
    --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
    --card-bg: #FFFFFF;
    --background-color-page: #F4F7FB;
    --text-main: #1F2D3D;
    --text-black: #000000;
    --border-color: #D6E2FF;
    --glow-color: #A5C4FF;
}

.page-su-kien {
    font-family: 'Arial', sans-serif;
    color: var(--text-main);
    background-color: var(--background-color-page);
    line-height: 1.6;
}

.page-su-kien__hero-section {
    position: relative;
    padding-top: 10px; /* Small top padding, relies on body padding-top from shared.css */
    margin-bottom: 40px;
    overflow: hidden;
    background-color: var(--primary-color);
}

.page-su-kien__hero-image-wrap {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
}

.page-su-kien__hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
}

.page-su-kien__hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #ffffff;
    z-index: 10;
    max-width: 900px;
    width: 90%;
    padding: 20px;
    box-sizing: border-box;
}

.page-su-kien__main-title {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.page-su-kien__intro-text {
    font-size: clamp(1rem, 2vw, 1.2rem);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

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

.page-su-kien__btn-primary,
.page-su-kien__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text breaking */
    text-align: center;
    box-sizing: border-box;
}

.page-su-kien__btn-primary {
    background: var(--button-gradient);
    color: #ffffff;
    border: 2px solid transparent;
}

.page-su-kien__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.page-su-kien__btn-secondary {
    background: #ffffff;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.page-su-kien__btn-secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.page-su-kien__section {
    padding: 60px 0;
    margin-bottom: 20px;
}

.page-su-kien__section--light-bg {
    background-color: var(--background-color-page);
    color: var(--text-main);
}

.page-su-kien__section--dark-bg {
    background-color: var(--primary-color);
    color: #ffffff;
}

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

.page-su-kien__container--center {
    text-align: center;
}

.page-su-kien__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-main);
    line-height: 1.3;
}

.page-su-kien__section-title--white {
    color: #ffffff;
}

.page-su-kien__text-block {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 20px;
    text-align: justify;
}

.page-su-kien__text-block--white {
    color: #f0f0f0;
}

.page-su-kien__image-center {
    display: block;
    margin: 0 auto 40px auto;
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.page-su-kien__grid-3-col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-su-kien__card {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: var(--text-main);
}

.page-su-kien__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-su-kien__card-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--primary-color);
    line-height: 1.3;
}

.page-su-kien__card-text {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-su-kien__btn-link {
    display: inline-block;
    margin-top: auto;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.page-su-kien__btn-link:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.page-su-kien__content-flex {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.page-su-kien__text-content {
    flex: 1;
}

.page-su-kien__image-wrap {
    flex-shrink: 0;
    width: 40%;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.page-su-kien__image-responsive {
    max-width: 100%;
    height: auto;
    display: block;
}

.page-su-kien__benefits-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.page-su-kien__benefits-list li {
    background: #ffffff;
    padding: 15px 20px;
    margin-bottom: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    font-size: 1rem;
}

.page-su-kien__benefits-list li::before {
    content: '✅';
    margin-right: 10px;
    font-size: 1.2em;
    line-height: 1;
}

.page-su-kien__list-title {
    color: var(--primary-color);
}

.page-su-kien__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-su-kien__step-card {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-su-kien__step-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-su-kien__step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: #ffffff;
    border-radius: 50%;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-su-kien__step-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.page-su-kien__step-description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-main);
}

.page-su-kien__step-description a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.page-su-kien__step-description a:hover {
    text-decoration: underline;
}

.page-su-kien__cta-center {
    text-align: center;
    margin-top: 40px;
}

.page-su-kien__terms-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.page-su-kien__terms-list li {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px 20px;
    margin-bottom: 10px;
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    font-size: 1rem;
    color: #f0f0f0;
}

.page-su-kien__terms-list li::before {
    content: '📝';
    margin-right: 10px;
    font-size: 1.2em;
    line-height: 1;
    flex-shrink: 0;
}

.page-su-kien__terms-list--white li {
    color: #ffffff;
}

.page-su-kien__faq-list {
    margin-top: 40px;
}

details.page-su-kien__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--card-bg);
  color: var(--text-main);
}
details.page-su-kien__faq-item summary.page-su-kien__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;
}
details.page-su-kien__faq-item summary.page-su-kien__faq-question::-webkit-details-marker {
  display: none;
}
details.page-su-kien__faq-item summary.page-su-kien__faq-question:hover {
  background: #f5f5f5;
}
.page-su-kien__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-main);
}
.page-su-kien__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #666;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-su-kien__faq-item .page-su-kien__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: var(--text-main);
}

.page-su-kien__faq-answer p {
    margin-top: 0;
    margin-bottom: 0;
    font-size: 1rem;
    line-height: 1.6;
}

.page-su-kien__section--cta-footer {
    padding: 80px 0;
    margin-bottom: 0;
    background-color: var(--primary-color);
}

/* General image responsiveness for all images in .page-su-kien */
.page-su-kien img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-su-kien__hero-content {
        padding: 15px;
    }
    .page-su-kien__main-title {
        font-size: clamp(2rem, 4.5vw, 3.5rem);
    }
    .page-su-kien__intro-text {
        font-size: clamp(0.9rem, 1.8vw, 1.1rem);
    }
    .page-su-kien__section {
        padding: 50px 0;
    }
    .page-su-kien__section-title {
        font-size: clamp(1.6rem, 3vw, 2.5rem);
        margin-bottom: 30px;
    }
    .page-su-kien__content-flex {
        flex-direction: column;
        align-items: center;
    }
    .page-su-kien__image-wrap {
        width: 80%;
        margin-top: 30px;
    }
    .page-su-kien__benefits-list li {
        padding: 12px 15px;
        font-size: 0.95rem;
    }
    .page-su-kien__terms-list li {
        padding: 12px 15px;
        font-size: 0.95rem;
    }
}

@media (max-width: 768px) {
    .page-su-kien__hero-section {
        padding-top: 10px; /* Consistent small top padding */
        margin-bottom: 30px;
    }
    .page-su-kien__hero-image-wrap {
        padding-bottom: 75%; /* More portrait-like aspect ratio for mobile */
    }
    .page-su-kien__hero-image {
        object-fit: contain !important; /* Ensure image is fully visible, no cropping */
        aspect-ratio: unset !important;
        background-color: var(--primary-color);
        filter: none; /* Remove brightness filter for better visibility on contain */
    }
    .page-su-kien__hero-content {
        padding: 15px;
        width: 95%;
        top: auto;
        bottom: 0;
        transform: translateX(-50%);
        position: relative;
        background: linear-gradient(0deg, rgba(47, 107, 255, 0.9) 0%, rgba(47, 107, 255, 0.6) 50%, rgba(47, 107, 255, 0) 100%);
        color: #ffffff;
        padding-top: 50px;
    }
    .page-su-kien__main-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
        margin-bottom: 10px;
    }
    .page-su-kien__intro-text {
        font-size: clamp(0.9rem, 3.5vw, 1.1rem);
        margin-bottom: 20px;
    }
    .page-su-kien__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    .page-su-kien__btn-primary,
    .page-su-kien__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        padding: 12px 20px;
        font-size: 1rem;
    }
    .page-su-kien__section {
        padding: 40px 0;
        margin-bottom: 15px;
    }
    .page-su-kien__container {
        padding: 0 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    .page-su-kien__section-title {
        font-size: clamp(1.5rem, 6vw, 2.2rem);
        margin-bottom: 25px;
    }
    .page-su-kien__text-block {
        font-size: 1rem;
        margin-bottom: 15px;
    }
    .page-su-kien__image-center {
        margin-bottom: 30px;
    }
    .page-su-kien__grid-3-col {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .page-su-kien__card {
        padding: 25px;
    }
    .page-su-kien__card-title {
        font-size: 1.2rem;
    }
    .page-su-kien__card-text {
        font-size: 0.95rem;
    }
    .page-su-kien__image-wrap {
        width: 100%;
        margin-top: 20px;
    }
    .page-su-kien__benefits-list li {
        font-size: 0.9rem;
        padding: 10px 15px;
    }
    .page-su-kien__steps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .page-su-kien__step-card {
        padding: 25px;
    }
    .page-su-kien__step-number {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    .page-su-kien__step-title {
        font-size: 1.1rem;
    }
    .page-su-kien__step-description {
        font-size: 0.9rem;
    }
    .page-su-kien__terms-list li {
        font-size: 0.9rem;
        padding: 10px 15px;
    }
    details.page-su-kien__faq-item summary.page-su-kien__faq-question {
        padding: 15px;
    }
    .page-su-kien__faq-qtext {
        font-size: 15px;
    }
    .page-su-kien__faq-toggle {
        font-size: 20px;
        width: 24px;
        margin-left: 10px;
    }
    details.page-su-kien__faq-item .page-su-kien__faq-answer {
        padding: 0 15px 15px;
    }
    .page-su-kien__faq-answer p {
        font-size: 0.9rem;
    }
    .page-su-kien__section--cta-footer {
        padding: 60px 0;
    }

    /* Ensure all images are responsive and do not overflow */
    .page-su-kien img {
      max-width: 100% !important;
      width: 100% !important;
      height: auto !important;
    }

    /* Ensure content area containers are responsive */
    .page-su-kien__section,
    .page-su-kien__card,
    .page-su-kien__container,
    .page-su-kien__image-wrap,
    .page-su-kien__cta-buttons {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    /* Specific override for .page-su-kien__hero-content to remove default padding */
    .page-su-kien__hero-content {
        padding-left: 0;
        padding-right: 0;
    }
    /* Ensure button containers allow wrapping */
    .page-su-kien__cta-buttons {
        flex-wrap: wrap !important;
        gap: 10px;
    }
    .page-su-kien__cta-buttons a {
        margin: 0;
    }
}