:root {
	--via-tabs-gap: 10px;
	--via-border-color: #ccc;
	--via-primary-color: #F5A623;
	--via-danger-color: #dc3545;
	--via-success-color: #28a745;
    --via-primary-hover: #F5BC34;
  	--via-primary-light: #ffcc99;
    --via-tabs-gap: 10px;
}


/****************************** GENERAL ******************************/

.via-p {
    font-size: 1rem !important; /* 14px */
}
.via-small {
    font-size: 0.857rem; /* 12px */
}
.via-h6, h6 {
    font-size: 1.14rem; /* 16px */
}
.via-h5, h5 {
    font-size: 1.29rem; /* 18px */
}
.via-h4, h4 {
    font-size: 1.5rem; /* 21px */
}
.via-h3, h3 {
    font-size: 1.71rem; /* 24px */
}
.via-h2, h2 {
    font-size: 2rem; /* 28px */
}
.via-h1, h1 {
    font-size: 2.29rem; /* 32px */
}

/* VIA BUTTON SYSTEM - Full CSS */

/* Base button */
.via-button-nav {
    display: flex;
    align-items: center;
    gap: 6px;
}
.via-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    font-size: 1rem;
    padding: 6px 10px;
    border: 1px solid #ccc;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.3s, color 0.3s, transform 0.2s;
    user-select: none;
    white-space: nowrap;
}

/* -----------------------------------
 * COLOR VARIANTS
 * ----------------------------------- */

/* Primary */
.via-button--primary {
    background-color: var(--via-primary-color, #f0a500);
    color: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
}
.via-button--primary:hover:not(:disabled) {
    background-color: #ffba00;
    color: #fff;
}

/* Danger */
.via-button--danger {
    background-color: var(--via-danger-color, #dc3545);
    color: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
}
.via-button--danger:hover:not(:disabled) {
    background-color: #e74c3c;
}

/* Success */
.via-button--success {
    background-color: var(--via-success-color, #28a745);
    color: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
}
.via-button--success:hover:not(:disabled) {
    background-color: #34c759;
}

/* -----------------------------------
 * BORDER VARIANTS (Outline buttons)
 * ----------------------------------- */

/* Primary border */
.via-button--primary-border {
    background-color: transparent;
    color: var(--via-primary-color, #f0a500);
    border: 1px solid var(--via-primary-color, #f0a500);
}
.via-button--primary-border:hover:not(:disabled) {
    background-color: var(--via-primary-color, #f0a500);
    color: #ffffff;
}

/* Danger border */
.via-button--danger-border {
    background-color: transparent;
    color: var(--via-danger-color, #dc3545);
    border: 1px solid var(--via-danger-color, #dc3545);
}
.via-button--danger-border:hover:not(:disabled) {
    background-color: var(--via-danger-color, #dc3545);
    color: #ffffff;
}

/* Success border */
.via-button--success-border {
    background-color: transparent;
    color: var(--via-success-color, #28a745);
    border: 1px solid var(--via-success-color, #28a745);
}
.via-button--success-border:hover:not(:disabled) {
    background-color: var(--via-success-color, #28a745);
    color: #ffffff;
}

/* -----------------------------------
 * SHAPE VARIANTS
 * ----------------------------------- */

/* Circle button */
.via-button--circle {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 50%;
    justify-content: center;
}

/* -----------------------------------
 * BEHAVIOR VARIANTS
 * ----------------------------------- */

/* Pressable effect (3D button) */
.via-button--pressable {
    box-shadow: 0 4px 0 rgba(0, 0, 0, 0.2);
}
.via-button--pressable:active:not(:disabled) {
    transform: translateY(2px);
    box-shadow: 0 2px 0 rgba(0, 0, 0, 0.2);
}

/* -----------------------------------
 * DISABLED STATE
 * ----------------------------------- */

.via-button:disabled,
.via-button--primary:disabled,
.via-button--primary-border:disabled,
.via-button--danger:disabled,
.via-button--danger-border:disabled,
.via-button--success:disabled,
.via-button--success-border:disabled,
.via-button--pressable:disabled,
.via-button--circle:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
    box-shadow: none;
    transform: none;
}

/****************************** TITLE ******************************/

/* === Tiêu đề dạng 1: Gradient + hiệu ứng nổi === */
.via-title--1 {
  width: fit-content;
  position: relative;
  background: linear-gradient(0.25turn, var(--via-primary-color), var(--via-primary-hover));
  padding: 1rem;
  color: white !important;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
  z-index: 1;
}
.via-title--1::before,
.via-title--1::after {
  content: "";
  position: absolute;
}
.via-title--1::before {
  right: 0;
  top: 0;
  z-index: -1;
  width: 2.5rem;
  height: 100%;
  background-color: var(--via-primary-hover);
  transform: skewX(-15deg) translateX(75%);
}
.via-title--1::after {
  right: 0;
  top: 50%;
  z-index: -2;
  width: 2.5rem;
  height: 80%;
  background-color: black;
  transform: skewX(-15deg) translate(75%, -50%);
}

/* === Tiêu đề dạng 2: Viền trái nổi bật === */
.via-title--2 {
  border: 1px solid var(--via-primary-color);
  border-left: 6px solid var(--via-primary-color);
  padding: 6px;
  margin: 6px;
  width: fit-content;
  background-color: white;
}

/* === Tiêu đề dạng 3: Mũi tên chỉ xuống === */
.via-title--3 {
  width: fit-content;
  position: relative;
  background-color: #C0EB6A;
  padding: 15px 10px;
  border: none;
}
.via-title--3::after {
  content: "";
  position: absolute;
  bottom: -9px;
  left: 0;
  border-top: 10px solid #C0EB6A;
  border-left: 36px solid transparent;
  border-right: 36px solid transparent;
  border-bottom: none;
  z-index: 0;
}

/*ribbon down product nav single product layout*/

.via-title--4 {
  width: fit-content;
  position: relative;
  background-color: #C0EB6A;
  padding: 6px 0px;
  border: none;
}

.via-title--4::after {
  content: "";
  position: absolute;
  bottom: -9px;
  left: 0;
  border-top: 10px solid #C0EB6A;
  border-left: 36px solid transparent;
  border-right: 36px solid transparent;
  border-bottom: none;
  z-index: 0;
}

.via-title--4:hover {
  .wd-btn-next {        
    transform: translatex(10px);
  }
  .wd-btn-prev {
    transform: translatex(-10px);
  }
  .wd-btn-back {
    animation: 0.5s ease infinite alternate bounce;
  }
  .wd-btn-next, .wd-btn-prev, .wd-btn-back {
    color: white;
    text-shadow: 1px 1px 1px rgba(0,0,0,1);
  }
}

/* === Tiêu đề 5: Dấu gạch dưới chân === */

.via-title--5 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: 0;
  padding-bottom: 5px;
  position: relative;
  color: #111;
}

/* gạch chân dày ngắn */
.via-title--5::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 5px;
  width: 55px;
  background-color: var(--via-primary-color);
  border-radius: 2px;
}

/* gạch chân mảnh dài */
.via-title--5::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  height: 1px;
  width: 95%;
  max-width: 255px;
  background-color: var(--via-primary-color);
}

/* === Thẻ gắn tiêu đề nổi bật dạng "tag" === */
.via-title--tag {
  position: relative;
  color: #fff;
  margin-left: 0;
  width: fit-content;
  text-shadow: 0 1px rgba(0, 0, 0, 0.8);
  background-color: var(--via-primary-color);
  padding: 10px;
  box-shadow: 1px 2px 4px black;
}
.via-title--tag::before {
  content: "";
  position: absolute;
  width: 10px;
  height: calc(100% + 10px);
  top: 0;
  left: -10px;
  background-color: var(--via-primary-color);
  border-radius: 6px 0 0 6px;
}
.via-title--tag::after {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  bottom: -7px;
  left: -7px;
  background-color: #333;
  border-radius: 6px 0 0 6px;
}

/****************************** CONTAINER ******************************/

.via-glass {
  background-color: rgba(255, 255, 255, 0.1); /* Màu nền mờ */
  backdrop-filter: blur(10px);          /* Làm mờ nền phía sau */
  -webkit-backdrop-filter: blur(10px);  /* Cho Safari */
  border-radius: 16bỏpx;                  /* Bo góc */
  border: 1px solid rgba(255, 255, 255, 0.2); /* Viền mờ */
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);  /* Đổ bóng */
  padding: 20px;
}