/* style/doi-tac.css */

:root {
    --primary-color: #FF8C1A;
    --secondary-color: #FFA53A;
    --bg-dark: #0D0E12;
    --card-bg: #17191F;
    --text-light: #FFF3E6;
    --border-color: #A84F0C;
    --glow-color: #FFB04D;
    --deep-orange: #D96800;
}

.page-doi-tac {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-light); /* Based on body background being dark */
    background-color: var(--bg-dark);
}

.page-doi-tac__container {
    max-width: 1150px;
    margin: 0 auto;
    padding: 20px;
}

.page-doi-tac__section {
    padding: 60px 0;
}

.page-doi-tac__section-title {
    font-size: 2.8em;
    color: var(--secondary-color);
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.page-doi-tac__text-block {
    font-size: 1.1em;
    margin-bottom: 20px;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-doi-tac__hero-section {
    position: relative;
    overflow: hidden;
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.page-doi-tac__hero-image-wrapper {
    width: 100%;
    max-height: 700px;
    overflow: hidden;
    margin-bottom: 40px;
}

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

.page-doi-tac__hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 0 20px;
}

.page-doi-tac__hero-title {
    font-size: clamp(2.5em, 5vw, 3.8em);
    color: var(--text-light);
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.page-doi-tac__hero-description {
    font-size: 1.2em;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-doi-tac__hero-cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-doi-tac__btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
}

.page-doi-tac__btn--primary {
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--deep-orange) 100%);
    color: #ffffff;
    border: 2px solid transparent;
}

.page-doi-tac__btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 130, 0, 0.4);
}

.page-doi-tac__btn--secondary {
    background: transparent;
    color: var(--secondary-color);
    border: 2px solid var(--secondary-color);
}

.page-doi-tac__btn--secondary:hover {
    background: var(--secondary-color);
    color: var(--bg-dark);
}

.page-doi-tac__image-content {
    width: 100%;
    height: auto;
    display: block;
    margin: 40px auto;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-doi-tac__benefits-grid,
.page-doi-tac__type-cards,
.page-doi-tac__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-doi-tac__benefit-card,
.page-doi-tac__type-card,
.page-doi-tac__step-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    border: 1px solid var(--border-color);
}

.page-doi-tac__card-title {
    font-size: 1.6em;
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-doi-tac__card-text {
    font-size: 1em;
    color: var(--text-light);
}

.page-doi-tac__step-card .page-doi-tac__card-title {
    color: var(--text-light);
}

.page-doi-tac__step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--deep-orange) 100%);
    border-radius: 50%;
    font-size: 2em;
    font-weight: bold;
    color: #ffffff;
    margin-bottom: 20px;
    box-shadow: 0 4px 10px rgba(255, 130, 0, 0.3);
}

.page-doi-tac__cta-bottom,
.page-doi-tac__final-cta {
    text-align: center;
    margin-top: 50px;
}

.page-doi-tac__faq-list {
    margin-top: 40px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-doi-tac__faq-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-doi-tac__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2em;
    font-weight: bold;
    color: var(--secondary-color);
    cursor: pointer;
    list-style: none;
    transition: background-color 0.3s ease;
}

.page-doi-tac__faq-question::-webkit-details-marker {
    display: none;
}

.page-doi-tac__faq-question:hover {
    background-color: rgba(255, 165, 58, 0.1);
}

.page-doi-tac__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    transition: transform 0.3s ease;
}

.page-doi-tac__faq-item[open] .page-doi-tac__faq-toggle {
    transform: rotate(45deg);
}

.page-doi-tac__faq-answer {
    padding: 0 25px 20px;
    font-size: 1em;
    color: var(--text-light);
    line-height: 1.7;
}

.page-doi-tac__faq-answer p {
    margin-bottom: 10px;
}

.page-doi-tac__contact-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 40px;
}

.page-doi-tac__conclusion .page-doi-tac__text-block {
    margin-bottom: 30px;
}

/* --- Responsive Styles --- */

@media (max-width: 1024px) {
    .page-doi-tac__section-title {
        font-size: 2.5em;
    }

    .page-doi-tac__hero-title {
        font-size: clamp(2.2em, 4.5vw, 3.2em);
    }

    .page-doi-tac__hero-description {
        font-size: 1.1em;
    }

    .page-doi-tac__btn {
        padding: 12px 25px;
        font-size: 1em;
    }

    .page-doi-tac__benefits-grid,
    .page-doi-tac__type-cards,
    .page-doi-tac__steps-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }

    .page-doi-tac__card-title {
        font-size: 1.4em;
    }

    .page-doi-tac__step-number {
        width: 50px;
        height: 50px;
        font-size: 1.8em;
    }

    .page-doi-tac__faq-question {
        font-size: 1.1em;
        padding: 18px 22px;
    }

    .page-doi-tac__faq-answer {
        padding: 0 22px 18px;
    }
}

@media (max-width: 768px) {
    .page-doi-tac {
        font-size: 16px;
        line-height: 1.6;
    }

    .page-doi-tac__hero-section {
        padding-top: 10px !important; /* Small top padding, body handles header offset */
        padding-bottom: 40px;
    }

    .page-doi-tac__hero-image-wrapper {
        margin-bottom: 30px;
    }

    .page-doi-tac__hero-content {
        padding: 0 15px;
    }

    .page-doi-tac__hero-title {
        font-size: clamp(1.8em, 7vw, 2.5em);
        margin-bottom: 15px;
    }

    .page-doi-tac__hero-description {
        font-size: 1em;
        margin-bottom: 25px;
    }

    .page-doi-tac__hero-cta-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px;
    }

    .page-doi-tac__btn,
    .page-doi-tac__hero-cta-buttons a[class*="btn"],
    .page-doi-tac__cta-bottom a[class*="btn"],
    .page-doi-tac__final-cta a[class*="btn"],
    .page-doi-tac__contact-buttons a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 15px !important;
    }

    .page-doi-tac__hero-cta-buttons,
    .page-doi-tac__cta-bottom,
    .page-doi-tac__final-cta,
    .page-doi-tac__contact-buttons {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
        gap: 10px;
    }

    .page-doi-tac__section {
        padding: 40px 0;
    }

    .page-doi-tac__container {
        padding: 0 15px;
    }

    .page-doi-tac__section-title {
        font-size: 2em;
        margin-bottom: 30px;
    }

    .page-doi-tac__text-block {
        font-size: 1em;
        text-align: left;
    }

    .page-doi-tac img,
    .page-doi-tac__image-content {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        margin: 30px auto;
        box-sizing: border-box !important;
    }

    .page-doi-tac__benefits-grid,
    .page-doi-tac__type-cards,
    .page-doi-tac__steps-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-doi-tac__benefit-card,
    .page-doi-tac__type-card,
    .page-doi-tac__step-card {
        padding: 25px;
    }

    .page-doi-tac__card-title {
        font-size: 1.3em;
    }

    .page-doi-tac__step-number {
        width: 45px;
        height: 45px;
        font-size: 1.6em;
        margin-bottom: 15px;
    }

    .page-doi-tac__faq-list {
        margin-top: 30px;
    }

    .page-doi-tac__faq-question {
        font-size: 1em;
        padding: 15px 20px;
        text-align: left;
    }

    .page-doi-tac__faq-answer {
        padding: 0 20px 15px;
    }

    .page-doi-tac__contact-buttons {
        flex-direction: column;
        gap: 10px;
        margin-top: 30px;
    }

    .page-doi-tac__conclusion .page-doi-tac__text-block {
        margin-bottom: 25px;
    }
}