* {
    margin: 0;
    pad: 0;
    box-sizing: border-box;;
}
   @keyframes hide {

    0% {
        opacity: 1;
        height: 100%;
        line-height: 100%;
        padding: 20px;
        margin-bottom: 10px;
    }

    75% {
        opacity: 0;
        height: 100%;
        line-height: 100%;
        padding: 20px;
        margin-bottom: 10px;
    }

    100% {
        opacity: 0;
        height: 0px;
        line-height: 0px;
        padding: 0px;
        margin-bottom: 0px;
    }
}



.post {
    background-color: lightgray;
    padding: 20px;
    margin: 10px;
    font-size: 20px;
    animation-name: hide;
    animation-duration: 3s;
    animation-fill-mode: forwards;
    animation-play-state: paused;
}
.tiktok-btn {
    position: relative;
    margin-bottom: 20px;
  
    width: 54px;
    height: 54px;
   padding: 15px;
    

    display: flex;
    align-items: center;
    justify-content: center;

    border-radius: 15px;

    text-decoration: none;

    background:
        linear-gradient(
            145deg,
            rgba(124, 58, 237, 0.22),
            rgba(15, 23, 42, 0.92)
        );

    border: 1px solid rgba(124, 58, 237, 0.25);

    backdrop-filter: blur(10px);

    overflow: hidden;

    transition: all 0.28s ease;

    box-shadow:
        0 0 18px rgba(124, 58, 237, 0.12);
}

/* neon ambient glow */
.tiktok-btn::before {
    content: "";
    
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            135deg,
            rgba(124, 58, 237, 0.10),
            transparent 45%,
            rgba(34, 211, 238, 0.08)
        );

    opacity: 0;

    transition: 0.3s ease;
}

/* icon */
.tiktok-btn svg {
    width: 34px;
    height: 34px;

    color: #d8b4fe;

    z-index: 2;

    transition: 0.25s ease;
}

/* hover */
.tiktok-btn:hover {
    transform: translateY(-3px) scale(1.03);

    border-color: rgba(34, 211, 238, 0.45);

    box-shadow:
        0 0 30px rgba(124, 58, 237, 0.25),
        0 0 45px rgba(34, 211, 238, 0.12);
}

.tiktok-btn:hover::before {
    opacity: 1;
}

.tiktok-btn:hover svg {
    color: white;

    transform: scale(1.08);
}


/* ========================= */
/* SLIDER */
/* ========================= */

body {
    margin: 0;

    min-height: 100vh;

    display: flex;
    justify-content: center;
    align-items: center;

    padding: 40px;

    background:
        radial-gradient(circle at top, rgba(0,255,255,0.08), transparent 40%),
        #080119;

    background-image: url('https://res.cloudinary.com/dt5z2gs3c/image/upload/v1781125315/ja-hero_tmfy4w.jpg');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;

    
}
body::after {
    content: "";
    position: fixed;
    inset: 0;

    background:
        radial-gradient(circle at 20% 15%, rgba(140, 90, 255, 0.18), transparent 45%),
        radial-gradient(circle at 80% 70%, rgba(90, 40, 160, 0.16), transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(30, 10, 60, 0.25), transparent 60%),
        linear-gradient(
            to bottom,
            rgba(10, 5, 20, 0.35),
            rgba(5, 2, 15, 0.75)
        );

    z-index: 0;
    pointer-events: none;
}

/* ========================= */
/* MAIN PORTFOLIO CARD */
/* ========================= */

.slider-wrapper {
    z-index: 1;
    width: 100%;
    max-width: 1150px;

    height: 90vh;

    padding: 50px 40px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    gap: 18px;

    position: relative;

    border-radius: 36px;

    overflow: hidden;

    background:
        linear-gradient(
            180deg,
            rgba(18, 18, 40, 0.22),
            rgba(8, 8, 20, 0.12)
        );

    backdrop-filter: blur(7px);

    border:
        1px solid rgba(255,255,255,0.08);

    box-shadow:
        0 0 0 1px rgba(255,255,255,0.03),
        0 40px 100px rgba(0,0,0,0.65),
        0 0 60px rgba(0,255,255,0.05);

    isolation: isolate;
}

/* glow */
.slider-wrapper::before {
    content: "";

    position: absolute;
    inset: 0;

    background:
        radial-gradient(
            circle at top,
            rgba(0,255,255,0.08),
            transparent 35%
        );

    pointer-events: none;
}

/* inner border */
.slider-wrapper::after {
    content: "";

    position: absolute;

    inset: 12px;

    border-radius: 28px;

    border: 1px solid rgba(255,255,255,0.05);

    pointer-events: none;
}

.slider {
    position: relative;

    width: 100%;
    height: 520px;

    overflow: visible;

    display: flex;
    justify-content: center;
    align-items: center;
}

.slider img {
    position: absolute;

    top: 60%;
    left: 50%;
    z-index: 9999;
       width: 200px;
    height: auto;
    aspect-ratio: 3 / 4;

    object-fit: cover;


    background:
        linear-gradient(
            145deg,
            rgba(20,20,35,0.25),
            rgba(8,8,18,0.15)
        );

    border-radius: 12px;

    border:
        5px solid rgba(255, 255, 255, 0.98);

    cursor: pointer;

    transform:
        translate(-50%, -50%) scale(0.9);

    transition:
        transform 0.55s cubic-bezier(0.2, 0.8, 0.2, 1),
        opacity 0.55s ease,
        filter 0.55s ease,
        box-shadow 0.55s ease;

    opacity: 0.6;

    overflow: hidden;

    box-shadow:
        0 15px 40px rgba(0,0,0,0.55),
        inset 0 0 0 1px rgba(255,255,255,0.03);

    backdrop-filter: blur(12px);
    
    filter:
    brightness(0.55)
        saturate(1.05)
        contrast(1.05);

}



/* ========================= */
/* ACTIVE */
/* ========================= */

.slider img.active {

    transform:
        translate(-50%, -60%)
        scale(1.15);

    z-index: 5;

    opacity: 1;

    filter: blur(0px);
    box-shadow:
        0 0 25px rgba(0, 255, 255, 0.25),
        0 20px 60px rgba(0, 0, 0, 0.5),
        inset 0 0 0 1px rgba(0, 255, 255, 0.3);

    border: 5px solid rgba(255, 255, 255, 0.9);
     filter: brightness(0.75);
}

.slider img.active:hover {
       transform: translate(-50%, -62%)
        scale(1.28);

    box-shadow:
        0 0 35px rgba(0, 255, 255, 0.35),
        0 25px 70px rgba(0, 0, 0, 0.6);
border: 5px solid rgba(255, 255, 255, 0.9);

    filter: brightness(0.95) saturate(1.3) contrast(1.1);

    
}

/* ========================= */
/* PREVIOUS */
/* ========================= */

.slider img.prev {

    transform:
        translate(-100%, -65%)
        rotate(-4deg);

    z-index: 4;

    opacity: 0.95;

   
}

.slider img.prev:hover,
.slider img.next:hover {
    transform:
        translate(-140%, -45%)
        scale(0.92)
        rotate(-2deg);

    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.slider img.next:hover {
    transform:
        translate(45%, -45%)
        scale(0.92)
        rotate(2deg);
}
/* ========================= */
/* NEXT */
/* ========================= */

.slider img.next {

    transform:
        translate(0%, -65%)
      
        rotate(4deg);

    z-index: 4;

    opacity: 0.95;

    
}

/* ========================= */
/* FAR PREVIOUS */
/* ========================= */

.slider img.far-prev {

    transform:
        translate(-150%, -55%)
        scale(0.68)
        rotate(-12deg);

    z-index: 2;

    opacity: 0.55;

    filter: blur(1px);
}

/* ========================= */
/* FAR NEXT */
/* ========================= */

.slider img.far-next {

    transform:
        translate(50%, -55%)
        scale(0.68)
        rotate(12deg);

    z-index: 2;

    opacity: 0.55;

    filter: blur(1px);
}

/* ========================= */
/* HIDDEN */
/* ========================= */

.slider img.hidden {

    opacity: 0;

    pointer-events: none;

    transform:
        translate(-50%, 20%)
        scale(0.5);

    z-index: 0;


}

h1 {
    font-family:'Advent Pro';
    font-weight: 100;

     
   
   
    font-size: 2.6rem;

    letter-spacing: 6px;

    color: rgba(255,255,255,0.94);

    text-shadow:
        0 0 25px rgba(255,255,255,0.08),
        0 15px 40px rgba(0,0,0,0.7);
}


h1::before {
    content: "";

    display: block;

    width: 120px;
    height: 2px;

    margin: 0 auto 12px auto;

    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 255, 255, 0.8),
        rgba(128, 0, 255, 0.6),
        transparent
    );

    border-radius: 2px;

    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

button {
    margin: 0;
    padding: 12px 22px;

    font-family:'Courier New', Courier, monospace;

    border-radius: 32px;

    border: 1px solid rgba(0, 255, 255, 0.25);

    background: rgba(10, 10, 25, 0.6);

    color: rgba(0, 255, 255, 0.85);

    font-size: 0.9rem;
    letter-spacing: 2px;

    cursor: pointer;

    backdrop-filter: blur(10px);

    box-shadow:
        0 10px 30px rgba(0,0,0,0.4),
        inset 0 0 0 1px rgba(0,255,255,0.1);

    transition: all 0.4s ease;
}

button:hover {
    transform: translateY(-2px) scale(1.03);

    border-color: rgba(0, 255, 255, 0.6);

    box-shadow:
        0 0 25px rgba(0,255,255,0.25),
        0 15px 40px rgba(0,0,0,0.6);

    color: white;
}


    .subtitle {
    margin: 0;

    font-family: "Manrope", sans-serif;

    font-size: 0.95rem;
    letter-spacing: 1.5px;

    color: rgba(255, 255, 255, 0.55);

    text-align: center;

    max-width: 420px;

    line-height: 1.5;

    opacity: 0.85;

    transition: all 0.4s ease;

    text-shadow:
        0 0 10px rgba(0, 255, 255, 0.08);
}
.subtitle:hover {
    opacity: 1;

    color: rgba(255, 255, 255, 0.8);

    transform: translateY(-2px);

    text-shadow:
        0 0 15px rgba(0, 255, 255, 0.2);
}
.subtitle::after {
    content: "";

    display: block;

    width: 60px;
    height: 1px;

    margin: 10px auto 0 auto;

    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 255, 255, 0.6),
        transparent
    );

    opacity: 0.6;
}

.btns {
    display: flex;
    gap: 18px;
    justify-content: center;
    align-items: start;
}
#musicbtn {
    width: 54px;
    height: 54px;

    display: flex;
    align-items: center;
    justify-content: center;

    border-radius: 16px;

    text-decoration: none;

    background:
        linear-gradient(
            145deg,
            rgba(124, 58, 237, 0.22),
            rgba(15, 23, 42, 0.92)
        );

    border: 1px solid rgba(124, 58, 237, 0.25);

    backdrop-filter: blur(10px);

    cursor: pointer;

    transition: all 0.28s ease;

    box-shadow:
        0 0 18px rgba(124, 58, 237, 0.12);

    position: relative;
    overflow: hidden;

    font-size: 20px;
}

/* glow layer */
#musicbtn::before {
    content: "";

    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            135deg,
            rgba(124, 58, 237, 0.10),
            transparent 45%,
            rgba(34, 211, 238, 0.08)
        );

    opacity: 0;

    transition: 0.3s ease;
}

/* hover */
#musicbtn:hover {
    transform: translateY(-3px) scale(1.03);

    border-color: rgba(34, 211, 238, 0.45);

    box-shadow:
        0 0 30px rgba(124, 58, 237, 0.25),
        0 0 45px rgba(34, 211, 238, 0.12);
}

#musicbtn:hover::before {
    opacity: 1;
}

/* icon state */
#musicbtn {
    color: #d8b4fe;
    text-shadow: 0 0 10px rgba(124, 58, 237, 0.4);
}

/* playing state */
#musicbtn.playing {
    border-color: rgba(34, 211, 238, 0.6);

    box-shadow:
        0 0 25px rgba(34, 211, 238, 0.25),
        0 0 60px rgba(124, 58, 237, 0.15);
}
#musicbtn {
    transition: opacity 0.55s ease, transform 0.55s ease;
      user-select: none;
    -webkit-user-select: none;

    -webkit-tap-highlight-color: transparent;
}
.slider-wrapper.playing {
    border-color: rgba(34, 211, 238, 0.6);

    box-shadow:
        0 0 25px rgba(34, 211, 238, 0.25),
        0 0 60px rgba(124, 58, 237, 0.15);
    animation: pulse 1.8s infinite ease-in-out;
}

.slider-wrapper::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;

    background:
        radial-gradient(
            circle at 50% 40%,
            rgba(0, 255, 255, 0.15),
            transparent 60%
        );
}
.slider-wrapper.playing .slider img.active {
    animation: beat 1.2s infinite ease-in-out;
}
@keyframes beat {
    0%   { transform: translate(-50%, -70%) scale(1.15); }
    50%  { transform: translate(-50%, -70%) scale(1.18); }
    100% { transform: translate(-50%, -70%) scale(1.15); }
}
.slider-wrapper.playing::before {
    opacity: 1;
    animation: energyMove 3s infinite ease-in-out;
}
@keyframes energyMove {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-6px);
    }
    100% {
        transform: translateY(0px);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow:
            0 0 25px rgba(0, 255, 255, 0.15),
            0 0 80px rgba(0, 255, 255, 0.05);
    }

    50% {
        transform: scale(1.01);
        box-shadow:
            0 0 45px rgba(0, 255, 255, 0.35),
            0 0 120px rgba(0, 255, 255, 0.12);
    }

    100% {
        transform: scale(1);
        box-shadow:
            0 0 25px rgba(0, 255, 255, 0.15),
            0 0 80px rgba(0, 255, 255, 0.05);
    }

    

    
}

.swipe-hint {
    display: none;
}

/* ========================= */
/* RESPONSIVE */
/* ========================= */

@media (max-width: 768px) {

    .swipe-hint {
        display: flex;
        align-items: center;
        gap: 8px;
        font-family: 'Manrope', sans-serif;
        font-size: 0.72rem;
        letter-spacing: 2px;
        color: rgba(255, 255, 255, 0.3);
        text-transform: uppercase;
    }

    .swipe-arrow {
        animation: swipePulse 1.8s ease-in-out infinite;
        color: rgba(0, 255, 255, 0.5);
    }

    .swipe-arrow:last-child {
        animation-delay: 0.9s;
    }

    @keyframes swipePulse {
        0%, 100% { opacity: 0.3; transform: translateX(0); }
        50% { opacity: 1; transform: translateX(3px); }
    }

    body {
        padding: 20px;
    }

    .slider-wrapper {
        height: auto;
        min-height: 92vh;
        padding: 32px 20px;
        border-radius: 28px;
        gap: 16px;
    }

    .slider {
        height: 380px;
    }

    .slider img {
        width: 180px;
        height: 220px;
    }

    .slider img.prev {
        transform: translate(-88%, -62%) rotate(-4deg) scale(0.82);
    }

    .slider img.next {
        transform: translate(-12%, -62%) rotate(4deg) scale(0.82);
    }

    .slider img.far-prev {
        transform: translate(-140%, -56%) scale(0.6) rotate(-10deg);
        opacity: 0.4;
    }

    .slider img.far-next {
        transform: translate(40%, -56%) scale(0.6) rotate(10deg);
        opacity: 0.4;
    }

    h1 {
        font-size: 2rem;
        letter-spacing: 5px;
        text-align: center;
    }

    button {
        padding: 11px 22px;
        font-size: 0.88rem;
        letter-spacing: 2px;
    }

    #musicbtn,
    .tiktok-btn {
        width: 52px;
        height: 52px;
    }

    .subtitle {
        font-size: 0.82rem;
        max-width: 300px;
        letter-spacing: 1px;
    }
}

@media (max-width: 480px) {

    body {
        padding: 12px;
    }

    .slider-wrapper {
        min-height: 94vh;
        padding: 28px 14px;
        border-radius: 22px;
        gap: 14px;
        overflow: hidden;
    }

    /* Simplify to single card on small screens */
    .slider {
        height: 260px;
    }

    .slider img {
        width: 155px;
        height: 195px;
        border-radius: 14px;
    }

    .slider img.prev,
    .slider img.next {
        opacity: 0.25;
        transform: translate(-50%, -55%) scale(0.72);
        pointer-events: none;
    }

    .slider img.prev { transform: translate(-95%, -55%) scale(0.72) rotate(-6deg); }
    .slider img.next { transform: translate(-5%, -55%) scale(0.72) rotate(6deg); }

    .slider img.far-prev,
    .slider img.far-next {
        opacity: 0;
        pointer-events: none;
    }

    h1 {
        font-family: 'Advent Pro', sans-serif;
        font-weight: 200;
        font-size: 1.6rem;
        letter-spacing: 6px;
        text-align: center;
    }

    button {
        font-size: 0.78rem;
        padding: 11px 24px;
        letter-spacing: 2.5px;
        border-radius: 28px;
    }

    .btns {
        gap: 10px;
    }

    #musicbtn,
    .tiktok-btn {
        width: 46px;
        height: 46px;
        border-radius: 13px;
    }

    .subtitle {
        font-family: 'Manrope', sans-serif;
        font-size: 0.72rem;
        letter-spacing: 0.8px;
        max-width: 280px;
        line-height: 1.6;
    }
}

@media (max-width: 375px) {

    body {
        padding: 10px;
    }

    .slider-wrapper {
        padding: 22px 12px;
        border-radius: 18px;
        gap: 12px;
    }

    .slider {
        height: 230px;
    }

    .slider img {
        width: 135px;
        height: 170px;
    }

    h1 {
        font-size: 1.3rem;
        letter-spacing: 5px;
    }

    .subtitle {
        font-size: 0.68rem;
        max-width: 240px;
    }

    button {
        font-size: 0.72rem;
        padding: 10px 20px;
    }

    #musicbtn,
    .tiktok-btn {
        width: 42px;
        height: 42px;
    }
}