.about-wrapper {
    position: relative;
    box-sizing: border-box;
    padding: 70px 0;
    width: 100svw;
    min-height: 70svh;
    overflow: hidden;
}

.about-bg {
    z-index: -1;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    object-fit: cover;
    transform: translate(-50%, -50%);
    filter: brightness(.2);
}

.about {
    margin: 0 auto;
    color: white;
    width: 80svw;

    display: flex;
    flex-direction: column;
    gap: 10px;
}

.about h1 {
    font-size: var(--fontsize-header);
    font-weight: 700;
}

.about p {
    max-width: 1000px;
    font-size: var(--fontsize-18);
    font-weight: 400;
    line-height: 1.7;
}

.about-bm {
    padding-top: 10px;
    font-style: italic;
    font-size: var(--fontsize-16) !important;
}

.vision-wrapper {
    position: relative;
    box-sizing: border-box;
    width: 100svw;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}

.principle-wrapper {
    min-height: 500px;
    position: relative;
    flex: 1;
    background-color: transparent;
    overflow: hidden;
}

.principle-wrapper::before {
    content: '';
    width: 120%;
    height: 120%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    background-image: url('../../assets/texture/maroon.png');
    background-repeat: no-repeat;
    background-size: cover;
}

.vision-principle {
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 320px;
}

.vision {
    background-image: none !important;
    background-color: transparent !important;
    flex: 2 !important;
    padding: 70px 0;
    box-sizing: border-box;
    position: relative;
    margin: 0 auto;
    overflow: hidden;
}

.vision-bg {
    z-index: -1;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    object-fit: cover;
    transform: translate(-50%, -50%);
    filter: brightness(.8);
}

.vision span {
    margin: auto;
    width: 90%;
    max-width: 700px;
    color: white;
    position: relative;

    display: flex;
    flex-direction: column;
    gap: 10px;
}

.vision h1 {
    font-size: var(--fontsize-header);
    font-weight: 700;
}

.vision p {
    max-width: 1000px;
    font-size: var(--fontsize-18);
    font-weight: 400;
    line-height: 1.7;
}

.vision-bm {
    padding-top: 10px;
    font-style: italic;
    font-size: var(--fontsize-16) !important;
}

.anthem-wrapper {
    position: relative;
    padding: 50px 0;
    width: 100svw;
}

.anthem {
    margin: 0 auto;
    width: 80svw;

    display: flex;
    flex-direction: column;
    gap: 20px;
}

.anthem h1 {
    font-size: var(--fontsize-subheader);
    font-weight: 700;
}

.anthem p {
    font-size: var(--fontsize-16);
    font-weight: 400;
}

/* Container positioning */
.audio-player-container {
    display: inline-block;
    position: relative;
}

/* Core Button Style */
.play-btn {
    user-select: none;
    transform: scale(.8);
    position: relative;
    width: 60px;
    height: 60px;
    background-color: #000000;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    outline: none;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.play-btn:hover {
    transform: scale(.85);
    background-color: #111111;
}

/* SVG Progress Ring Setup */
.progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    transform: rotate(-90deg);
    /* Rotates start point to the top center */
    pointer-events: none;
}

/* Subtle background track for the border */
.progress-ring__background {
    fill: transparent;
    stroke: #333333;
    stroke-width: 2px;
}

/* Active progress border */
.progress-ring__circle {
    fill: transparent;
    stroke: #ffffff;
    /* Apple-style white progress */
    stroke-width: 2px;
    stroke-linecap: round;
    /* Circumference = 2 * π * r (2 * 3.14159 * 28 ≈ 176) */
    stroke-dasharray: 176;
    stroke-dashoffset: 176;
    transition: stroke-dashoffset 0.1s linear;
}

/* Pure CSS Play/Pause Icons */
.icon {
    user-select: none;
    position: relative;
    z-index: 2;
    transition: all 0.2s ease;
}

/* Play Triangle */
.play-icon {
    user-select: none;
    width: 0;
    height: 0;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    border-left: 14px solid #ffffff;
    margin-left: 4px;
    /* Optically centered */
}

/* Pause Two-Lines */
.pause-icon {
    user-select: none;
    width: 6px;
    height: 14px;
    border-left: 4px solid #ffffff;
    border-right: 4px solid #ffffff;
    background: transparent;
}