/* style.css */

/* Font Setup */
body { 
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #f8fafc; /* Slate-50 */
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9; 
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1; 
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8; 
}

/* Table Container */
.table-container { 
    max-height: 500px; 
    overflow-y: auto;
    border-radius: 0.75rem; /* rounded-xl */
}

.dark .tab-btn.active {
    background-color: #334155; /* Slate-700 */
    color: #f8fafc;            /* Slate-50 */
    opacity: 1;
}

.tab-btn.active i {
    color: #2563eb;
    opacity: 1;
}

/* Button Styling Enhancements */
.btn-primary {
    transition: all 0.2s ease;
}
.btn-primary:active {
    transform: scale(0.98);
}

.dark .btn-primary.active {
    transform: scale(0.98);
    background-color: #eff6ff;
}
    

/* Loader */
.loader {
    border: 3px solid #e2e8f0;
    border-top: 3px solid #3b82f6;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 0.8s linear infinite;
    margin: 0 auto;
}

@keyframes spin { 
    0% { transform: rotate(0deg); } 
    100% { transform: rotate(360deg); } 
}

/* Utilities for Keylogger */
.font-mono {
    font-family: 'JetBrains Mono', monospace;
}

/* Kích thước tam giác */
.sort-btn span {
    display: inline-block;
    width: 0;
    height: 0;
}

/* bo góc giả bằng filter blur siêu nhẹ + giảm độ sắc */
.sort-btn span {
    filter: blur(0.2px);
}

/* Tam giác phải ▶ */
.triangle-right {
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    border-left: 6px solid currentColor;
}

/* Tam giác xuống ▼ (tăng dần) */
.triangle-down {
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 6px solid currentColor;
}

/* Tam giác lên ▲ (giảm dần) */
.triangle-up {
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-bottom: 6px solid currentColor;
}

/* Container chính của loader */
.wc-load-wrapper {
    width: 200px;
    height: 60px;
    position: relative;
    z-index: 1;
    /* Căn giữa loader nếu container cha hỗ trợ flex, nếu không thì dùng margin auto */
    margin: 0 auto; 
}

/* Các hình tròn nảy lên */
.wc-load-circle {
    width: 20px;
    height: 20px;
    position: absolute;
    border-radius: 50%;
    background-color: #fff; /* Lưu ý: Màu trắng, cần nền tối để thấy */
    left: 15%;
    transform-origin: 50%;
    animation: wc-circle-anim .5s alternate infinite ease;
}

@keyframes wc-circle-anim {
    0% {
        top: 60px;
        height: 5px;
        border-radius: 50px 50px 25px 25px;
        transform: scaleX(1.7);
    }
    40% {
        height: 20px;
        border-radius: 50%;
        transform: scaleX(1);
    }
    100% {
        top: 0%;
    }
}

.wc-load-circle:nth-child(2) {
    left: 45%;
    animation-delay: .2s;
}

.wc-load-circle:nth-child(3) {
    left: auto;
    right: 15%;
    animation-delay: .3s;
}

/* Bóng đổ phía dưới */
.wc-load-shadow {
    width: 20px;
    height: 4px;
    border-radius: 50%;
    background-color: rgba(0,0,0,0.9);
    position: absolute;
    top: 62px;
    transform-origin: 50%;
    z-index: -1;
    left: 15%;
    filter: blur(1px);
    animation: wc-shadow-anim .5s alternate infinite ease;
}

@keyframes wc-shadow-anim {
    0% {
        transform: scaleX(1.5);
    }
    40% {
        transform: scaleX(1);
        opacity: .7;
    }
    100% {
        transform: scaleX(.2);
        opacity: .4;
    }
}

.wc-load-shadow:nth-child(4) {
    left: 45%;
    animation-delay: .2s
}

.wc-load-shadow:nth-child(5) {
    left: auto;
    right: 15%;
    animation-delay: .3s;
}


/* Container của nút */
.flip-btn {
    position: relative;
    overflow: hidden; /* Che phần nội dung bị đẩy ra ngoài */
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

/* Hiệu ứng khi hover vào nút cha */
.flip-btn:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px); /* Nhấc nút lên nhẹ */
}

/* Nội dung mặt trước (Chữ mặc định) */
.flip-content-front {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55); /* Hiệu ứng nảy */
    font-weight: 600;
    letter-spacing: 1px;
}

/* Nội dung mặt sau (Icon ẩn bên dưới) */
.flip-content-back {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform: translateY(100%); /* Ẩn ở phía dưới */
    opacity: 0;
}

/* LOGIC HOVER */
/* Khi hover: Mặt trước bay lên trên */
.flip-btn:hover .flip-content-front {
    transform: translateY(-100%);
    opacity: 0;
}

/* Khi hover: Mặt sau trượt từ dưới lên */
.flip-btn:hover .flip-content-back {
    transform: translateY(0);
    opacity: 1;
}











/* --- KHUNG SƯỜN HIỆU ỨNG LẬT (Giữ nguyên logic) --- */
        .flip-card-container {
            perspective: 1000px;
            width: 100%;  /* Đổi từ 220px sang 100% để ăn theo Grid */
            height: 120px; /* Đổi từ 140px sang 100% để cao bằng các thẻ bên cạnh */
            cursor: pointer;
            position: relative;
        }
        
        .flip-card-inner {
            position: relative;
            width: 100%;
            height: 100%;
            transition: transform 0.6s;
            transform-style: preserve-3d;
        }

        /* Class này được thêm vào khi click để kích hoạt xoay */
        .flipped .flip-card-inner {
            transform: rotateY(180deg);
        }

        .flip-card-front, .flip-card-back {
            position: absolute;
            width: 100%;
            height: 100%;
            -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
            border-radius: 0.75rem; /* Khớp với rounded-xl của Tailwind */
        }

        /* Mặt sau xoay sẵn 180 độ */
        .flip-card-back {
            transform: rotateY(180deg);
        }










@keyframes snow {
  0% {
    opacity: 0;
    transform: translateY(0px);
  }

  20% {
    opacity: 1;
  }

  100% {
    opacity: 1;
    transform: translateY(650px);
  }
}

@keyframes astronaut {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

.box-of-star1,
.box-of-star2,
.box-of-star3,
.box-of-star4 {
  width: 100%;
  position: absolute;
  z-index: 10;
  left: 0;
  top: 0;
  transform: translateY(0px);
  height: 700px;
}

.box-of-star1 {
  animation: snow 5s linear infinite;
}

.box-of-star2 {
  animation: snow 5s -1.64s linear infinite;
}

.box-of-star3 {
  animation: snow 5s -2.30s linear infinite;
}

.box-of-star4 {
  animation: snow 5s -3.30s linear infinite;
}

.star {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background-color: #FFF;
  position: absolute;
  z-index: 10;
  opacity: 0.7;
}

.star:before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #FFF;
  position: absolute;
  z-index: 10;
  top: 80px;
  left: 70px;
  opacity: .7;
}

.star:after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #FFF;
  position: absolute;
  z-index: 10;
  top: 8px;
  left: 170px;
  opacity: .9;
}

.star-position1 {
  top: 30px;
  left: 20px;
}

.star-position2 {
  top: 110px;
  left: 250px;
}

.star-position3 {
  top: 60px;
  left: 570px;
}

.star-position4 {
  top: 120px;
  left: 900px;
}

.star-position5 {
  top: 20px;
  left: 1120px;
}

.star-position6 {
  top: 90px;
  left: 1280px;
}

.star-position7 {
  top: 30px;
  left: 1480px;
}

.astronaut {
  width: 250px;
  height: 300px;
  position: absolute;
  z-index: 11;
  top: calc(50% - 150px);
  left: calc(50% - 125px);
  animation: astronaut 5s linear infinite;
}

.schoolbag {
  width: 100px;
  height: 150px;
  position: absolute;
  z-index: 1;
  top: calc(50% - 75px);
  left: calc(50% - 50px);
  background-color: #94b7ca;
  border-radius: 50px 50px 0 0 / 30px 30px 0 0;
}

.head {
  width: 97px;
  height: 80px;
  position: absolute;
  z-index: 3;
  background: -webkit-linear-gradient(left, #e3e8eb 0%, #e3e8eb 50%, #fbfdfa 50%, #fbfdfa 100%);
  border-radius: 50%;
  top: 34px;
  left: calc(50% - 47.5px);
}

.head:after {
  content: "";
  width: 60px;
  height: 50px;
  position: absolute;
  top: calc(50% - 25px);
  left: calc(50% - 30px);
  background: -webkit-linear-gradient(top, #15aece 0%, #15aece 50%, #0391bf 50%, #0391bf 100%);
  border-radius: 15px;
}

.head:before {
  content: "";
  width: 12px;
  height: 25px;
  position: absolute;
  top: calc(50% - 12.5px);
  left: -4px;
  background-color: #618095;
  border-radius: 5px;
  box-shadow: 92px 0px 0px #618095;
}

.body {
  width: 85px;
  height: 100px;
  position: absolute;
  z-index: 2;
  background-color: #fffbff;
  border-radius: 40px / 20px;
  top: 105px;
  left: calc(50% - 41px);
  background: -webkit-linear-gradient(left, #e3e8eb 0%, #e3e8eb 50%, #fbfdfa 50%, #fbfdfa 100%);
}

.panel {
  width: 60px;
  height: 40px;
  position: absolute;
  top: 20px;
  left: calc(50% - 30px);
  background-color: #b7cceb;
}

.panel:before {
  content: "";
  width: 30px;
  height: 5px;
  position: absolute;
  top: 9px;
  left: 7px;
  background-color: #fbfdfa;
  box-shadow: 0px 9px 0px #fbfdfa, 0px 18px 0px #fbfdfa;
}

.panel:after {
  content: "";
  width: 8px;
  height: 8px;
  position: absolute;
  top: 9px;
  right: 7px;
  background-color: #fbfdfa;
  border-radius: 50%;
  box-shadow: 0px 14px 0px 2px #fbfdfa;
}

.arm {
  width: 80px;
  height: 30px;
  position: absolute;
  top: 121px;
  z-index: 2;
}

.arm-left {
  left: 30px;
  background-color: #e3e8eb;
  border-radius: 0 0 0 39px;
}

.arm-right {
  right: 30px;
  background-color: #fbfdfa;
  border-radius: 0 0 39px 0;
}

.arm-left:before,
.arm-right:before {
  content: "";
  width: 30px;
  height: 70px;
  position: absolute;
  top: -40px;
}

.arm-left:before {
  border-radius: 50px 50px 0px 120px / 50px 50px 0 110px;
  left: 0;
  background-color: #e3e8eb;
}

.arm-right:before {
  border-radius: 50px 50px 120px 0 / 50px 50px 110px 0;
  right: 0;
  background-color: #fbfdfa;
}

.arm-left:after,
.arm-right:after {
  content: "";
  width: 30px;
  height: 10px;
  position: absolute;
  top: -24px;
}

.arm-left:after {
  background-color: #6e91a4;
  left: 0;
}

.arm-right:after {
  right: 0;
  background-color: #b6d2e0;
}

.leg {
  width: 30px;
  height: 40px;
  position: absolute;
  z-index: 2;
  bottom: 70px;
}

.leg-left {
  left: 76px;
  background-color: #e3e8eb;
  transform: rotate(20deg);
}

.leg-right {
  right: 73px;
  background-color: #fbfdfa;
  transform: rotate(-20deg);
}

.leg-left:before,
.leg-right:before {
  content: "";
  width: 50px;
  height: 25px;
  position: absolute;
  bottom: -26px;
}

.leg-left:before {
  left: -20px;
  background-color: #e3e8eb;
  border-radius: 30px 0 0 0;
  border-bottom: 10px solid #6d96ac;
}

.leg-right:before {
  right: -20px;
  background-color: #fbfdfa;
  border-radius: 0 30px 0 0;
  border-bottom: 10px solid #b0cfe4;
}




/* [File: public/css/style.css] */

/* Hiệu ứng hiện dần */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out forwards;
}

/* Hiệu ứng load trang */
.animate-fade-in-up {
    animation: fadeInUp 0.5s ease-out forwards;
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}




/* Animation cho background blobs */
@keyframes blob {
    0% { transform: translate(0px, 0px) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
    100% { transform: translate(0px, 0px) scale(1); }
}

.animate-blob {
    animation: blob 7s infinite;
}

.animation-delay-2000 {
    animation-delay: 2s;
}

/* Hiệu ứng rung khi nhập sai pass */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}
.animate-shake {
    animation: shake 0.3s ease-in-out;
}