/* ==================================================
   RESET
================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --pink: #E89AB8;
    --pink-dark: #D978A4;
    --pink-soft: #FFF4F8;
    --pink-border: #F0D4E0;
    --text: #6B4E5C;
    --muted: #9B7284;
}

html,
body {
    width: 100%;
    min-height: 100%;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100vh;
    min-height: 100dvh;
    color: var(--text);
    background: #FFF7FA;
    overflow-x: hidden;
    font-family: "Mitr", sans-serif;
}

button,
input {
    font: inherit;
}

button {
    border: 0;
    outline: 0;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.hidden {
    display: none !important;
}


/* ==================================================
   DOOR
================================================== */

.center {
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.title {
    margin-bottom: 40px;
    color: var(--pink-dark);
    font-size: 48px;
    font-weight: 500;
    line-height: 1.25;
    text-align: center;
}

.door-frame {
    padding: 18px;
    background: #F6D7E4;
    border-radius: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,.08);
}

#door {
    position: relative;
    width: 200px;
    height: 310px;
    background: linear-gradient(180deg,#F7BDD3,#EEAFC6);
    border-radius: 110px 110px 18px 18px;
    cursor: pointer;
    transition: transform 1s ease;
    box-shadow:
        inset 0 0 0 4px rgba(255,255,255,.35),
        0 10px 30px rgba(0,0,0,.1);
}

#door.open {
    transform: rotateY(-75deg);
    transform-origin: left center;
}

.door-window {
    position: absolute;
    top: 45px;
    left: 50%;
    width: 75px;
    height: 95px;
    background: #FFF4F8;
    border-radius: 35px;
    transform: translateX(-50%);
}

.door-line {
    position: absolute;
    left: 20px;
    right: 20px;
    height: 2px;
    background: rgba(255,255,255,.25);
}

.line1 { top: 155px; }
.line2 { top: 190px; }
.line3 { top: 225px; }

.knob {
    position: absolute;
    top: 165px;
    right: 22px;
    width: 18px;
    height: 18px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 0 12px rgba(255,255,255,.9);
}

@keyframes knockShake {
    0%,100% { transform: translateX(0); }
    20% { transform: translateX(-4px); }
    40% { transform: translateX(4px); }
    60% { transform: translateX(-3px); }
    80% { transform: translateX(3px); }
}

#door.knock {
    animation: knockShake .35s ease;
}

.hint {
    margin-top: 30px;
    color: var(--muted);
    font-size: 18px;
    font-weight: 300;
    text-align: center;
}


/* ==================================================
   MESSAGE PAGE
================================================== */

#mainContent {
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    overflow-y: auto;
}

.card {
    width: min(760px, calc(100vw - 32px));
    padding: 30px;
    background: #fff;
    border-radius: 35px;
    box-shadow: 0 10px 35px rgba(0,0,0,.08);
    text-align: center;
}

.message-image-wrap {
    width: 100%;
    display: flex;
    justify-content: center;
}

.beg-image {
    display: block;
    width: 320px;
    height: 320px;
    max-width: 100%;
    border-radius: 25px;
    object-fit: cover;
    object-position: center;
    filter: drop-shadow(0 10px 25px rgba(232,154,184,.35));
    animation: floatImage 3s ease-in-out infinite;
}

@keyframes floatImage {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}


/* ==================================================
   TYPING
================================================== */

.question {
    min-height: 245px;
    margin: 20px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--pink-dark);
    font-size: 30px;
    font-weight: 500;
    line-height: 1.55;
    text-align: center;
}

.typed-line {
    min-height: 1.55em;
}

.typing-cursor {
    display: inline-block;
    width: 2px;
    height: .85em;
    margin-left: 4px;
    vertical-align: -.03em;
    background: currentColor;
    border-radius: 2px;
    animation: cursorBlink .75s steps(1) infinite;
}

@keyframes cursorBlink {
    50% { opacity: 0; }
}


/* ==================================================
   MESSAGE BUTTONS
================================================== */

.buttons {
    position: relative;
    width: 100%;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    overflow: hidden;
}

.buttons-hidden {
    opacity: 0;
    transform: translateY(8px);
    pointer-events: none;
    transition: opacity .7s ease, transform .7s ease;
}

.buttons-show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.buttons button {
    width: 230px;
    min-height: 50px;
    padding: 12px 24px;
    border-radius: 999px;
    font-size: 17px;
    font-weight: 400;
}

#yesBtn {
    position: relative;
    z-index: 2;
    color: white;
    background: var(--pink);
    box-shadow: 0 8px 20px rgba(232,154,184,.25);
}

#noBtn {
    position: relative;
    z-index: 3;
    color: var(--pink);
    background: #fff;
    border: 2px solid var(--pink);
    transition:
        left .35s cubic-bezier(.22,1,.36,1),
        top .35s cubic-bezier(.22,1,.36,1);
    will-change: left, top;
}

#noBtn.is-running {
    position: absolute;
}


/* ==================================================
   MUSIC PAGE
================================================== */

#musicPage {
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.music-widget {
    width: min(900px, calc(100vw - 40px));
    display: grid;
    grid-template-columns: 190px minmax(0,1fr);
    gap: 28px;
    padding: 28px;
    background: #fff;
    border: 1px solid var(--pink-border);
    border-radius: 28px;
    box-shadow: 0 20px 55px rgba(192,127,153,.13);
}

.music-cover {
    width: 190px;
    height: 190px;
    overflow: hidden;
    border-radius: 21px;
    box-shadow: 0 12px 28px rgba(50,35,40,.12);
}

.music-cover img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.music-main {
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.music-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
}

.music-label {
    margin-bottom: 6px;
    color: var(--pink-dark);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 2px;
}

.music-title {
    color: #4D3B44;
    font-size: 32px;
    font-weight: 500;
    line-height: 1.2;
}

.music-artist {
    margin-top: 5px;
    color: var(--muted);
    font-size: 17px;
    font-weight: 300;
}


/* ==================================================
   MUSIC ICONS
================================================== */

.icon-button {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 7px;
    color: #624F58;
    background: transparent;
    border-radius: 50%;
    flex-shrink: 0;
}

.icon-button svg {
    width: 20px;
    height: 20px;
    display: block;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.75;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.icon-button.active {
    color: var(--pink-dark);
}

#likeBtn.is-liked svg {
    fill: currentColor;
}


/* ==================================================
   PROGRESS
================================================== */

.progress-area {
    margin-top: 27px;
}

#progressBar {
    display: block;
    width: 100%;
    height: 5px;
    appearance: none;
    -webkit-appearance: none;
    background: #EADFE4;
    border-radius: 999px;
    cursor: pointer;
}

#progressBar::-webkit-slider-runnable-track {
    width: 100%;
    height: 5px;
    background: linear-gradient(
        to right,
        var(--pink) 0%,
        var(--pink) var(--progress, 0%),
        #EADFE4 var(--progress, 0%),
        #EADFE4 100%
    );
    border-radius: 999px;
}

#progressBar::-webkit-slider-thumb {
    appearance: none;
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    margin-top: -4.5px;
    border: 0;
    border-radius: 50%;
    background: var(--pink);
    box-shadow: 0 3px 9px rgba(230,149,182,.35);
}

#progressBar::-moz-range-track {
    width: 100%;
    height: 5px;
    background: #EADFE4;
    border-radius: 999px;
}

#progressBar::-moz-range-progress {
    height: 5px;
    background: var(--pink);
    border-radius: 999px;
}

#progressBar::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border: 0;
    border-radius: 50%;
    background: var(--pink);
}

.time-row {
    display: flex;
    justify-content: space-between;
    margin-top: 7px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 300;
}


/* ==================================================
   PLAYER
================================================== */

.player-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 13px;
    margin-top: 17px;
}

.control {
    width: 34px;
    height: 34px;
    padding: 6px;
}

.play-control {
    width: 60px;
    height: 60px;
    display: grid;
    place-items: center;
    padding: 0;
    color: white;
    background: var(--pink);
    border-radius: 50%;
    box-shadow: 0 10px 24px rgba(230,149,182,.34);
}

.play-control svg {
    width: 25px;
    height: 25px;
    fill: currentColor;
}


/* ==================================================
   MUSIC NOTE
================================================== */

.music-note {
    margin-top: 17px;
    padding: 11px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #80636E;
    background: var(--pink-soft);
    border-radius: 13px;
}

.music-note svg {
    width: 20px;
    height: 20px;
    flex: 0 0 auto;
    fill: none;
    stroke: var(--pink);
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.music-note p {
    font-size: 13px;
    font-weight: 300;
    line-height: 1.55;
}


/* ==================================================
   VOLUME
================================================== */

.music-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    padding: 10px;
    color: var(--text);
    background: rgba(255,255,255,.92);
    border-radius: 50%;
    box-shadow: 0 8px 24px rgba(110,70,85,.08);
}

.music-toggle svg {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}


/* ==================================================
   MOBILE
================================================== */

@media (max-width: 720px) {

    .center {
        min-height: 100dvh;
        padding: 24px 16px;
    }

    .title {
        margin-bottom: 28px;
        font-size: clamp(28px, 8vw, 36px);
    }

    .door-frame {
        padding: 14px;
        border-radius: 32px;
    }

    #door {
        width: 170px;
        height: 265px;
    }

    .door-window {
        top: 38px;
        width: 64px;
        height: 82px;
    }

    .line1 { top: 133px; }
    .line2 { top: 164px; }
    .line3 { top: 195px; }

    .knob {
        top: 142px;
        right: 19px;
        width: 16px;
        height: 16px;
    }

    .hint {
        max-width: 90vw;
        margin-top: 24px;
        font-size: 15px;
    }


    /* MESSAGE */

    #mainContent {
        min-height: 100dvh;
        padding: 18px 12px 30px;
        justify-content: flex-start;
        align-items: center;
    }

    .card {
        width: 100%;
        max-width: 520px;
        padding: 18px 14px 20px;
        border-radius: 28px;
    }

    .message-image-wrap {
        width: 100%;
    }

    .beg-image {
        width: 100%;
        height: auto;
        aspect-ratio: 4 / 5;
        min-height: 0;
        max-height: 58dvh;
        border-radius: 24px;
        object-fit: cover;
        object-position: center center;
    }

    .question {
        min-height: 215px;
        margin: 18px 0;
        padding: 0 4px;
        font-size: clamp(19px, 5.5vw, 22px);
        line-height: 1.6;
    }

    .typed-line {
        max-width: 100%;
        white-space: normal;
    }

    .buttons {
        width: 100%;
        min-height: 190px;
        overflow: hidden;
    }

    .buttons button {
        width: min(215px, 80vw);
        min-height: 50px;
        font-size: 16px;
    }


    /* MUSIC */

    #musicPage {
        min-height: 100dvh;
        padding: 14px 10px;
        align-items: center;
    }

    .music-widget {
        width: 100%;
        max-width: 430px;
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 16px;
        border-radius: 24px;
    }

    .music-cover {
        width: min(100%, 300px);
        height: auto;
        aspect-ratio: 1 / 1;
        margin: 0 auto;
        border-radius: 20px;
    }

    .music-title {
        font-size: clamp(23px, 7vw, 28px);
    }

    .music-artist {
        font-size: 15px;
    }

    .music-header {
        gap: 8px;
    }

    .progress-area {
        margin-top: 18px;
    }

    .player-controls {
        gap: 2px;
        margin-top: 13px;
    }

    .control {
        width: 33px;
        height: 33px;
    }

    .play-control {
        width: 56px;
        height: 56px;
    }

    .music-note {
        margin-top: 13px;
        padding: 9px 11px;
    }

    .music-note p {
        font-size: 12px;
        line-height: 1.5;
    }

    .music-toggle {
        top: 12px;
        right: 12px;
        width: 42px;
        height: 42px;
    }
}

@media (max-width: 380px) {

    .music-widget {
        padding: 14px;
    }

    .music-cover {
        width: min(100%, 260px);
    }

    .music-title {
        font-size: 23px;
    }

    .control {
        width: 31px;
        height: 31px;
    }

    .play-control {
        width: 52px;
        height: 52px;
    }
}


/* ==================================================
   CELEBRATION
================================================== */

#celebration {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    overflow: hidden;
}

.heart-burst {
    position: fixed;
    display: block;
    line-height: 1;
    font-family:
        "Apple Color Emoji",
        "Segoe UI Emoji",
        "Noto Color Emoji",
        sans-serif;
    opacity: 0;
    transform: translate(-50%,-50%) scale(.25);
    filter: drop-shadow(0 3px 6px rgba(220,130,165,.18));
    animation:
        heartFlowerBurst
        .95s
        cubic-bezier(.18,.78,.25,1)
        forwards;
}

@keyframes heartFlowerBurst {

    0% {
        opacity: 0;
        transform: translate(-50%,-50%) scale(.25);
    }

    12% {
        opacity: 1;
        transform: translate(-50%,-50%) scale(.8);
    }

    65% {
        opacity: 1;
    }

    100% {
        opacity: 0;
        transform:
            translate(
                calc(-50% + var(--x)),
                calc(-50% + var(--y))
            )
            scale(1)
            rotate(var(--rotate));
    }
}