/* ==========================================================================
   1. IMPORT FONTS TỪ GOOGLE FONTS
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+SC:wght@400;600;700&family=Nunito+Sans:wght@300;400;500;600;700&family=Playwrite+US+Trad:wght@200;300;400&display=swap');

:root {
    /* ==========================================================================
       2. COLOR SYSTEM (BẢNG MÀU THƯƠNG HIỆU)
       ========================================================================== */
    --color-primary: #F7FCFF;
    --color-primary-second: #456967;
    --color-primary-third: #74A59F;
    --color-bg: #D2E3DF;
    --color-surface: #F7F2EE;
    
    --text-title: #456967;
    --text-primary: #333333;
    --color-accent: #456967;

    /* ==========================================================================
       3. FONT FAMILIES
       ========================================================================== */
    --font-heading: 'Cormorant SC', serif;
    --font-body: 'Nunito Sans', sans-serif;
    --font-special: 'Playwrite US Trad', cursive;

    /* ==========================================================================
       4. TYPOGRAPHY TOKENS - DESKTOP
       ========================================================================== */
    /* Hero Title */
    --fs-hero: 42px;     --lh-hero: 50px;    --fw-hero: 400;     --ff-hero: var(--font-heading);

    /* Headings */
    --fs-h2: 32px;       --lh-h2: 35px;      --fw-h2: 700;       --ff-h2: var(--font-heading);
    --fs-h3: 28px;       --lh-h3: 30px;       --fw-h3: 700;       --ff-h3: var(--font-body);
    --fs-h4: 25px;       --lh-h4: 28px;       --fw-h4: 600;       --ff-h4: var(--font-body);

    /* Special Script */
    --fs-special: 40px;  --lh-special: 97px;   --fw-special: 200;  --ff-special: var(--font-special);

    /* Body Text */
    --fs-body-m: 20px;   --lh-body-m: 27px;   --fw-body-m: 400;   --ff-body: var(--font-body);
    --fs-body-s: 17px;   --lh-body-s: 20px;   --fw-body-s: 400;
    --fs-caption: 14px;  --lh-caption: 1.4;   --fw-caption: 700;

    /* Buttons */
    --fs-btn-l: 17px;    --fw-btn-l: 500;
    --fs-btn-m: 14px;    --fw-btn-m: 700;
    --fs-btn-s: 12px;    --fw-btn-s: 700;

    /* Spacing & Transition */
    --space-heading-bottom: 16px;
    --space-text-bottom: 20px;
    --transition-base: all 0.3s ease;
}

/* ==========================================================================
   5. RESPONSIVE TYPOGRAPHY - MOBILE (< 768px)
   ========================================================================== */
@media (max-width: 768px) {
    :root {
        --fs-h2: 32px;       --lh-h2: 35px;      --fw-h2: 600;
        --fs-h3: 25px;       --lh-h3: 27px;      --fw-h3: 600;
        --fs-h4: 20px;       --lh-h4: 22px;      --fw-h4: 500;

        --fs-body-m: 16px;   --lh-body-m: 20px;
        --fs-body-s: 14px;   --lh-body-s: 18px;
        --fs-caption: 13px;

        --space-heading-bottom: 10px;
        --space-text-bottom: 14px;
    }
}

/* ==========================================================================
   6. GLOBAL RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

/* Tiêu đề & Văn bản */
.hero-title {
    font-family: var(--ff-hero); font-size: var(--fs-hero); 
    line-height: var(--lh-hero); font-weight: var(--fw-hero);
    color: var(--text-title); margin-bottom: var(--space-heading-bottom);
}

h2, .h2 {
    font-family: var(--ff-h2); font-size: var(--fs-h2); 
    line-height: var(--lh-h2); font-weight: var(--fw-h2);
    color: var(--text-title); margin: 0 0 var(--space-heading-bottom);
    text-transform: uppercase;
}

h3, .h3 {
    font-family: var(--ff-h3); font-size: var(--fs-h3); 
    line-height: var(--lh-h3); font-weight: var(--fw-h3);
    color: var(--text-title); margin: 0 0 var(--space-heading-bottom);
}

h4, .h4 {
    font-family: var(--ff-h4); font-size: var(--fs-h4); 
    line-height: var(--lh-h4); font-weight: var(--fw-h4);
    color: var(--text-title); margin: 0 0 var(--space-heading-bottom);
}

.special-text {
    font-family: var(--ff-special); font-size: var(--fs-special);
    line-height: var(--lh-special); font-weight: var(--fw-special);
    color: var(--text-title);
}

p {
    font-family: var(--ff-body); font-size: var(--fs-body-m);
    line-height: var(--lh-body-m); font-weight: var(--fw-body-m);
    margin: 0 0 var(--space-text-bottom);
}

.body-s {
    font-size: var(--fs-body-s);
    line-height: var(--lh-body-s);
}

.caption {
    font-size: var(--fs-caption);
    font-weight: var(--fw-caption);
}

/* ==========================================================================
   7. HỆ THỐNG NÚT BẤM (BUTTON SYSTEM)
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    font-family: var(--font-body);
    text-decoration: none;
    cursor: pointer;
    border-radius: 6px;
    border: 1.5px solid transparent;
    transition: var(--transition-base);
    white-space: nowrap;
}

/* Kích thước */
.btn-l { font-size: var(--fs-btn-l); font-weight: var(--fw-btn-l); padding: 8px 15px; }
.btn-m { font-size: var(--fs-btn-m); font-weight: var(--fw-btn-m); padding: 8px 15px; }
.btn-s { font-size: var(--fs-btn-s); font-weight: var(--fw-btn-s); padding: 8px 15px; }

/* 1. Nút Solid Đậm (Xanh đậm) */
.btn-primary,
.btn-solid-dark {
    background-color: var(--color-primary-second);
    color: #FFFFFF;
    border-color: var(--color-primary-second);
}
.btn-primary:hover,
.btn-solid-dark:hover {
    background-color: var(--color-primary-third);
    border-color: var(--color-primary-third);
    color: #FFFFFF;
}

/* 2. Nút Solid Trắng */
.btn-light,
.btn-solid-light {
    background-color: #FFFFFF;
    color: var(--color-primary-second);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}
.btn-light:hover,
.btn-solid-light:hover {
    background-color: var(--color-surface);
    color: var(--color-primary-second);
}

/* 3. Nút Viền Đậm */
.btn-outline-dark {
    background-color: transparent;
    border-color: var(--color-primary-second);
    color: var(--color-primary-second);
}
.btn-outline-dark:hover {
    background-color: var(--color-primary-second);
    color: #FFFFFF;
}

/* 4. Nút Viền Trắng */
.btn-outline-light {
    background-color: transparent;
    border-color: #FFFFFF;
    color: #FFFFFF;
}
.btn-outline-light:hover {
    background-color: #FFFFFF;
    color: var(--color-primary-second);
}

/* 5. Nút Dạng Text Link kèm mũi tên (More about Nga ↗) */
.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font-body);
    font-size: var(--fs-body-s);
    font-weight: 700;
    color: var(--text-title);
    text-decoration: none;
    transition: var(--transition-base);
}
.btn-link::after {
    content: "";
    display: inline-block;
    width: 11px;
    height: 11px;
    background-color: currentColor;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='19' x2='19' y2='5'%3E%3C/line%3E%3Cpolyline points='9 5 19 5 19 15'%3E%3C/polyline%3E%3C/svg%3E") no-repeat center / contain;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='19' x2='19' y2='5'%3E%3C/line%3E%3Cpolyline points='9 5 19 5 19 15'%3E%3C/polyline%3E%3C/svg%3E") no-repeat center / contain;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}
.btn-link:hover {
    color: var(--color-primary-third);
}
.btn-link:hover::after {
    transform: translate(2px, -2px);
}

/* 6. Thanh trượt Dots (Pagination dots) */
.slider-dots {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.slider-dots__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #D2E3DF;
    transition: var(--transition-base);
}
.slider-dots__dot--active {
    width: 24px;
    border-radius: 12px;
    background-color: var(--color-primary-second);
}

/* ==========================================================================
   8. CORE UTILITIES & LAYOUT
   ========================================================================== */
.d-flex { display: flex; }
.flex-column { flex-direction: column; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.text-center { text-align: center; }

.bg-surface { background-color: var(--color-surface); }
.bg-primary { background-color: var(--color-primary); }
.bg-base { background-color: var(--color-bg); }
/* ==========================================================================
   9. SINGLE SERVICE DETAIL PAGE FIX
   ========================================================================== */
.service-single-page {
    background-color: var(--color-surface, #F7F2EE);
}

.service-content-section {
    background-color: var(--color-surface, #F7F2EE);
    margin: 0 !important;
    padding-bottom: 0;
}

.service-content-section .entry-content > *:last-child {
    margin-bottom: 0 !important;
}

.service-content-section .wp-block-group,
.service-content-section .content-image-block,
.service-content-section .card-grid-media {
    margin-bottom: 0 !important;
}

/* ==========================================================================
   10. HỆ THỐNG PHÂN TRANG (THEME PAGINATION SYSTEM)
   ========================================================================== */
.theme-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 50px 0 0 0;
    padding: 10px 0;
    font-family: var(--font-body);
}

.theme-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 14px;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-primary-second);
    background-color: #FFFFFF;
    border: 1.5px solid rgba(69, 105, 103, 0.25);
    border-radius: 8px;
    text-decoration: none;
    transition: var(--transition-base);
    box-sizing: border-box;
    user-select: none;
    line-height: 1;
}

/* Link hover state */
.theme-pagination a.page-numbers:hover {
    background-color: var(--color-primary-third);
    border-color: var(--color-primary-third);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(69, 105, 103, 0.18);
}

/* Current active page */
.theme-pagination .page-numbers.current {
    background-color: var(--color-primary-second);
    border-color: var(--color-primary-second);
    color: #FFFFFF;
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(69, 105, 103, 0.28);
    pointer-events: none;
    cursor: default;
}

/* Dots ellipsis */
.theme-pagination .page-numbers.dots {
    border-color: transparent;
    background-color: transparent;
    color: var(--color-primary-second);
    min-width: 30px;
    padding: 0;
    font-weight: 700;
    box-shadow: none;
    cursor: default;
}

/* Prev / Next buttons */
.theme-pagination .page-numbers.prev,
.theme-pagination .page-numbers.next {
    background-color: var(--color-surface);
    border-color: rgba(69, 105, 103, 0.25);
    padding: 0 16px;
}

.theme-pagination .page-numbers.prev svg,
.theme-pagination .page-numbers.next svg {
    display: inline-block;
    vertical-align: middle;
    transition: transform 0.2s ease;
}

.theme-pagination .page-numbers.prev:hover svg {
    transform: translateX(-2px);
}

.theme-pagination .page-numbers.next:hover svg {
    transform: translateX(2px);
}

/* Responsive Pagination Mobile */
@media (max-width: 768px) {
    .theme-pagination {
        margin-top: 36px;
        gap: 6px;
    }

    .theme-pagination .page-numbers {
        min-width: 38px;
        height: 38px;
        padding: 0 10px;
        font-size: 14px;
        border-radius: 6px;
    }

    .theme-pagination .page-numbers.prev,
    .theme-pagination .page-numbers.next {
        padding: 0 12px;
    }
}