:root {
    --pine: #1b3f30;
    --pine-deep: #122a20;
    --pine-mid: #254a3a;
    --paper: #faf5e9;
    --paper-warm: #f2e9d6;
    --paper-white: #fffdf7;
    --coral: #e07a5a;
    --coral-deep: #c15f42;
    --gold: #d6a441;
    --gold-deep: #b3852c;
    --ink: #1f2b24;
    --ink-soft: #5c6d63;
    --line: rgba(31,43,36,0.12);
    --shadow: 0 18px 40px -20px rgba(18,42,32,0.35);
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter',sans-serif;
    background: var(--paper);
    color: var(--ink);
    min-height: 100vh;
    position: relative;
}

h1, h2, h3, h4 {
    font-family: 'Fraunces',serif;
    margin: 0;
    font-weight: 600;
    letter-spacing: -0.01em;
}

p {
    margin: 0;
}

a {
    color: inherit;
}

button {
    font-family: 'Inter',sans-serif;
}

img {
    max-width: 100%;
    display: block;
}

/* paper grain overlay */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 999;
    opacity: 0.05;
    mix-blend-mode: multiply;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ---------- NAV ---------- */
.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 48px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 50;
}

.brand {
    display: flex;
    align-items: center;
    gap: 11px;
    font-family: 'Fraunces',serif;
    font-weight: 700;
    font-size: 1.65rem;
    letter-spacing: 0.2px;
    color: var(--pine);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.brand-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--gold);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--ink-soft);
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px 2px;
    position: relative;
}

    .nav-link.active {
        color: var(--pine);
    }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: -4px;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
        }

.btn {
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 999px;
    padding: 10px 20px;
    border: 1.5px solid var(--pine);
    background: transparent;
    color: var(--pine);
    cursor: pointer;
    transition: transform .15s ease, background .15s ease, color .15s ease;
}

    .btn:hover {
        background: var(--pine);
        color: var(--paper-white);
        transform: translateY(-1px);
    }

.btn-solid {
    background: var(--pine);
    color: var(--paper-white);
    border-color: var(--pine);
}

    .btn-solid:hover {
        background: var(--pine-deep);
    }

.btn-coral {
    background: var(--coral);
    border-color: var(--coral);
    color: #fff;
}

    .btn-coral:hover {
        background: var(--coral-deep);
    }

.btn-block {
    width: 100%;
    padding: 13px 20px;
    font-size: 0.95rem;
}

.btn-ghost {
    border-color: transparent;
    color: var(--ink-soft);
}

    .btn-ghost:hover {
        background: var(--paper-warm);
        color: var(--pine);
    }

.screen {
    display: none;
}

    .screen.active {
        display: block;
        animation: fadeUp .45s ease;
    }

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =====================================================
   HOME SCREEN: Hero / How it works / Imagine / Dashboard
   ===================================================== */

/* ---- Hero ---- */
.hero {
    background: var(--pine);
    color: var(--paper-white);
    padding: 90px 48px 110px;
    position: relative;
    overflow: hidden;
    text-align: center;
}

    .hero::after {
        content: "";
        position: absolute;
        inset: 0;
        background-image: radial-gradient(circle at 85% 10%, rgba(214,164,65,0.18), transparent 40%), radial-gradient(circle at 8% 90%, rgba(224,122,90,0.15), transparent 45%);
    }

.hero-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--gold);
    margin-bottom: 18px;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.15;
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero .sub {
    margin-top: 20px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    color: rgba(250,245,233,0.75);
    font-size: 1.05rem;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

.hero-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    margin-top: 34px;
    position: relative;
    z-index: 2;
}

    .hero-actions .btn {
        border-color: rgba(250,245,233,0.5);
        color: var(--paper-white);
    }

        .hero-actions .btn:hover {
            background: var(--paper-white);
            color: var(--pine);
        }

/* hero envelope + polaroids */
.hero-visual {
    position: relative;
    max-width: 340px;
    margin: 56px auto 0;
    z-index: 2;
}

.string {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 220px;
    height: 1px;
    background: rgba(250,245,233,0.35);
}

.polaroids {
    position: relative;
    display: flex;
    justify-content: center;
    gap: 26px;
    margin-bottom: 6px;
}

.polaroid {
    width: 88px;
    background: var(--paper-white);
    padding: 8px 8px 20px 8px;
    border-radius: 2px;
    box-shadow: 0 14px 24px -10px rgba(0,0,0,0.45);
}

    .polaroid .photo {
        width: 100%;
        height: 74px;
        border-radius: 1px;
    }

    .polaroid:nth-child(1) {
        transform: rotate(-7deg);
        animation: sway1 6s ease-in-out infinite;
    }

    .polaroid:nth-child(2) {
        transform: rotate(6deg) translateY(14px);
        animation: sway2 7s ease-in-out infinite;
    }

    .polaroid:nth-child(3) {
        transform: rotate(-3deg) translateY(4px);
        animation: sway1 6.5s ease-in-out infinite;
    }

@keyframes sway1 {
    0%,100% {
        transform: rotate(-7deg);
    }

    50% {
        transform: rotate(-3deg);
    }
}

@keyframes sway2 {
    0%,100% {
        transform: rotate(6deg) translateY(14px);
    }

    50% {
        transform: rotate(10deg) translateY(14px);
    }
}

.envelope {
    margin-top: 20px;
    background: var(--paper-warm);
    border-radius: 14px;
    padding: 30px 22px;
    position: relative;
    box-shadow: 0 24px 50px -20px rgba(0,0,0,0.5);
}

    .envelope .tape-corner {
        position: absolute;
        top: -10px;
        left: 26px;
        width: 56px;
        height: 22px;
        background: var(--gold);
        opacity: 0.9;
        transform: rotate(-6deg);
        clip-path: polygon(4% 0,96% 8%,100% 100%,0% 92%);
    }

    .envelope .letter {
        background: var(--paper-white);
        border-radius: 8px;
        padding: 22px 16px;
        text-align: left;
        font-family: 'Fraunces',serif;
        color: var(--ink);
        font-size: 0.9rem;
        line-height: 1.5;
    }

.hero-name {
    font-style: italic;
    color: var(--coral, #e07a5a);
    position: relative;
    white-space: nowrap;
}

.wax-seal-mini {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    margin: -42px auto 14px;
    position: relative;
    z-index: 3;
    background: radial-gradient(circle at 35% 30%, #e08b6b, var(--coral-deep) 70%);
    box-shadow: 0 8px 16px -6px rgba(193,95,66,0.6), inset 0 -4px 8px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: 'Fraunces',serif;
    font-size: 0.85rem;
}

/* ---- How it works ---- */
.section {
    padding: 88px 48px;
    max-width: 1080px;
    margin: 0 auto;
}

.section-head {
    text-align: center;
    max-width: 560px;
    margin: 0 auto 56px;
}

.section-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--coral-deep);
    margin-bottom: 12px;
}

.section-head h2 {
    font-size: 2.1rem;
}

.section-head p {
    color: var(--ink-soft);
    margin-top: 12px;
    line-height: 1.6;
}

.timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    gap: 20px;
}

    .timeline::before {
        content: "";
        position: absolute;
        top: 24px;
        left: 5%;
        right: 5%;
        border-top: 2px dotted var(--line);
    }

.tl-step {
    position: relative;
    z-index: 1;
    flex: 1;
    text-align: center;
}

.tl-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--paper-white);
    border: 2px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.2rem;
}

.tl-step:nth-child(3) .tl-icon {
    background: var(--coral);
    border-color: var(--coral);
    color: #fff;
}

.tl-step:nth-child(4) .tl-icon {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--pine-deep);
}

.tl-eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--ink-soft);
    margin-bottom: 6px;
}

.tl-title {
    font-family: 'Fraunces',serif;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.tl-desc {
    font-size: 0.85rem;
    color: var(--ink-soft);
    line-height: 1.5;
}

/* ---- Imagine ---- */
.imagine {
    background: var(--paper-warm);
}

.imagine-inner {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .8s ease, transform .8s ease;
}

    .imagine-inner.in-view {
        opacity: 1;
        transform: translateY(0);
    }

.imagine-year {
    font-family: 'Fraunces',serif;
    font-size: 4rem;
    color: var(--coral-deep);
    line-height: 1;
    margin-bottom: 18px;
}

.imagine p {
    font-size: 1.1rem;
    line-height: 1.75;
    color: var(--ink);
}

    .imagine p + p {
        margin-top: 16px;
    }

/* ---- Dashboard preview ---- */
.dashboard {
    background: var(--pine);
    color: var(--paper-white);
    padding: 88px 48px;
    position: relative;
    overflow: hidden;
}

    .dashboard::after {
        content: "";
        position: absolute;
        inset: 0;
        background-image: radial-gradient(circle at 90% 15%, rgba(214,164,65,0.14), transparent 40%);
    }

.dashboard-inner {
    max-width: 1080px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.dashboard-head {
    max-width: 560px;
}

.dashboard .section-eyebrow {
    color: var(--gold);
}

.dashboard-head h2 {
    font-size: 2.1rem;
    color: #fff;
}

.dashboard-head p {
    color: rgba(250,245,233,0.7);
    margin-top: 12px;
    line-height: 1.6;
}

.capsule-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 24px;
    margin-top: 52px;
}

.capsule-empty {
    grid-column: 1 / -1;
    text-align: center;
    background: rgba(250,245,233,0.06);
    border: 1px dashed rgba(250,245,233,0.25);
    border-radius: 16px;
    padding: 64px 24px;
}

.capsule-empty-icon {
    font-size: 2.2rem;
    margin-bottom: 14px;
}

.capsule-empty-title {
    font-family: 'Fraunces',serif;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--gold);
    margin-bottom: 6px;
}

.capsule-empty-desc {
    color: rgba(250,245,233,0.7);
    margin-bottom: 24px;
}

/* ---------- ENVELOPE OPEN REVEAL ---------- */
.envelope-overlay {
    position: fixed;
    inset: 0;
    background: rgba(20,36,28,0.92);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

    .envelope-overlay.show {
        opacity: 1;
        pointer-events: all;
    }

.envelope-close {
    position: absolute;
    top: 28px;
    right: 32px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(250,245,233,0.12);
    color: var(--paper-white);
    border: none;
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 320;
    transition: background 0.2s ease;
}

    .envelope-close:hover {
        background: rgba(250,245,233,0.22);
    }

.envelope-reveal {
    position: relative;
    width: min(760px, 94vw);
    opacity: 0;
    transform: translateY(18px) scale(0.97);
    transition: opacity 0.45s ease, transform 0.45s ease;
}

    .envelope-reveal.opening {
        opacity: 1;
        transform: translateY(0) scale(1);
    }

/* ---- open state: the actual letter — always in the DOM, so its size
   (which depends on the content: text, gallery, video…) is what
   establishes the box. The sealed cover below is laid exactly over it,
   at that same size, so nothing shrinks or jumps when it opens. ---- */
.env-open {
    position: relative;
    display: block;
    min-height: 360px;
}

.env-back {
    position: absolute;
    inset: 0;
    background: var(--paper-warm);
    border-radius: 20px;
    box-shadow: inset 0 0 0 1px rgba(179,133,44,0.45), inset 0 0 0 7px var(--paper-warm), inset 0 0 0 8px rgba(179,133,44,0.3), 0 50px 100px rgba(0,0,0,0.5);
}

.env-tape {
    position: absolute;
    top: -12px;
    left: 40px;
    width: 66px;
    height: 24px;
    background: var(--gold);
    opacity: 0.9;
    transform: rotate(-6deg);
    clip-path: polygon(4% 0,96% 8%,100% 100%,0% 92%);
    z-index: 3;
    pointer-events: none;
}

.env-seal {
    position: absolute;
    top: -20px;
    right: 40px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, #e08b6b, var(--coral-deep) 70%);
    box-shadow: 0 8px 16px -6px rgba(193,95,66,0.6), inset 0 -4px 8px rgba(0,0,0,0.15);
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--paper-white);
    font-family: 'Fraunces',serif;
    font-weight: 700;
    font-size: 1.05rem;
    pointer-events: none;
}

.env-content {
    position: relative;
    margin: 10px 6px 6px;
    background: var(--paper-white);
    border-radius: 16px;
    padding: 28px 28px 32px;
    max-height: min(760px, 82vh);
    overflow-y: auto;
    z-index: 2;
}

.env-content-eyebrow {
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--coral);
    font-weight: 600;
    margin-bottom: 10px;
}

.env-content-title {
    font-family: 'Fraunces',serif;
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 16px;
}

.env-content-body {
    color: var(--ink-soft);
    line-height: 1.8;
    font-size: 1.02rem;
    white-space: pre-wrap;
}

/* ---- sealed state: a closed envelope laid exactly over .env-open,
   same width & height. Tap it and the flap folds all the way open —
   staying visible, peeking out above the letter, exactly like a real
   opened envelope — while only the front paper face fades away. ---- */
.env-sealed {
    position: absolute;
    inset: 0;
    z-index: 10;
    cursor: pointer;
}

.env-sealed-flap {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 44%;
    min-height: 140px;
    background: linear-gradient(150deg, #c99a4e, #a9761f 55%, #8f611a);
    box-shadow: inset 0 -18px 30px -14px rgba(60,35,10,0.35), inset 0 2px 0 rgba(255,244,214,0.2);
    clip-path: polygon(0 0, 100% 0, 50% 100%);
    transform-origin: top center;
    transition: transform 0.9s cubic-bezier(.6,-0.15,.25,1.1);
    z-index: 6;
}

    .env-sealed-flap::before {
        content: "";
        position: absolute;
        inset: 0;
        background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='p'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='100%25' height='100%25' filter='url(%23p)' opacity='0.5'/></svg>");
        background-size: 160px 160px;
        background-blend-mode: multiply;
        mix-blend-mode: multiply;
        opacity: 0.35;
        pointer-events: none;
    }

.env-sealed-face {
    position: absolute;
    inset: 0;
    z-index: 4;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px 26px;
    background: var(--paper-warm);
    border-radius: 20px;
    box-shadow: inset 0 0 0 1px rgba(179,133,44,0.45), inset 0 0 0 7px var(--paper-warm), inset 0 0 0 8px rgba(179,133,44,0.3), 0 50px 100px rgba(0,0,0,0.5);
    transition: opacity 0.3s ease 0.3s, transform 0.3s ease;
}

.env-sealed:hover .env-sealed-face {
    transform: translateY(-2px);
}

.env-sealed-seal {
    position: absolute;
    left: 50%;
    top: max(44%, 140px);
    transform: translate(-50%, -100%);
    width: 46px;
    height: 46px;
    border-radius: 50%;
    z-index: 9;
    background: radial-gradient(circle at 35% 30%, #b5623a, #7a3a1c 70%);
    box-shadow: 0 8px 16px rgba(0,0,0,0.3), inset 0 -3px 6px rgba(0,0,0,0.2), inset 0 2px 4px rgba(255,255,255,0.25);
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.env-sealed-hint {
    color: var(--ink-soft);
    font-size: 0.92rem;
    transition: opacity 0.2s ease;
}

    .env-sealed-hint strong {
        display: block;
        color: var(--ink);
        font-family: 'IM Fell English', 'Fraunces', serif;
        font-style: italic;
        font-weight: 400;
        font-size: 1.4rem;
        letter-spacing: 0.015em;
        margin-bottom: 6px;
    }

/* the flap flips fully open on its top edge and stays right there,
   peeking out above the letter — a real envelope's flap doesn't vanish
   once it's open, it just folds back. Only the front face (paper colour
   + seal + hint text) fades away to reveal the letter underneath. */
.envelope-reveal.unsealed .env-sealed-flap {
    transform: rotateX(180deg);
}

.envelope-reveal.unsealed .env-sealed-seal {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.4);
}

.envelope-reveal.unsealed .env-sealed-face {
    opacity: 0;
    pointer-events: none;
}

.envelope-reveal.unsealed .env-sealed {
    pointer-events: none;
}

.envelope-reveal.unsealed .env-content {
    animation: envLetterIn 0.55s ease 0.35s both;
}

@keyframes envLetterIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---------- CAPSULE MEDIA GALLERY (circular "wheel" carousel) ----------
   Items sit on a horizontal wheel: the centered moment is large and sharp,
   its neighbours shrink, dim and tilt away, and the rest stay just out of
   sight until you scroll/drag — so you never see them all at once, only
   turn through them one at a time. */
.capsule-gallery-wrap {
    position: relative;
    margin: 6px 0 4px;
}

.capsule-gallery {
    display: flex;
    align-items: center;
    gap: 22px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    perspective: 1200px;
    padding: 28px 50%;
    scrollbar-width: none;
}

    .capsule-gallery::-webkit-scrollbar {
        display: none;
    }

.capsule-gallery-item {
    flex: 0 0 auto;
    scroll-snap-align: center;
    /* fallback box before JS measures the real media and sizes the frame
       to its own aspect ratio (see fitCapsuleGalleryItem in script.js) —
       kept as min/max bounds so the frame never grows past this footprint */
    width: min(340px, 66vw);
    height: 380px;
    max-width: min(340px, 66vw);
    max-height: 380px;
    border-radius: 18px;
    overflow: hidden;
    background: #16241c;
    border: 1px solid var(--line);
    box-shadow: 0 24px 50px rgba(0,0,0,0.2);
    will-change: transform, opacity;
    transition: transform 0.15s ease-out, opacity 0.15s ease-out, width 0.25s ease, height 0.25s ease;
}

    .capsule-gallery-item img,
    .capsule-gallery-item video {
        height: 100%;
        width: 100%;
        display: block;
        /* the frame itself now matches the media's own ratio (JS-driven),
           so contain here just fills it cleanly without ever cropping */
        object-fit: contain;
        background: #16241c;
    }

.capsule-gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(250,245,233,0.92);
    border: 1px solid var(--line);
    color: var(--ink);
    font-size: 1.3rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 5;
    box-shadow: 0 10px 22px rgba(0,0,0,0.18);
    transition: background 0.2s ease, transform 0.2s ease;
}

    .capsule-gallery-nav:hover {
        background: var(--paper-white);
        transform: translateY(-50%) scale(1.06);
    }

    .capsule-gallery-nav.prev {
        left: 2px;
    }

    .capsule-gallery-nav.next {
        right: 2px;
    }

.capsule-gallery-dots {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 7px;
    margin: 10px 0 2px;
}

.capsule-gallery-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--line);
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

    .capsule-gallery-dot.active {
        background: var(--coral);
        transform: scale(1.35);
    }

.capsule-gallery-caption {
    text-align: center;
    color: var(--ink-soft);
    font-size: 0.8rem;
    margin: 0 0 8px;
}

/* ---------- "CREATE": an old envelope you tap to open ---------- */
.mb-envelope {
    max-width: 520px;
    margin: 0 auto 40px;
    perspective: 900px;
}

.mb-envelope-flap {
    position: relative;
    height: 92px;
    background: linear-gradient(160deg, #ecdfc0, var(--paper-warm));
    clip-path: polygon(0 0, 100% 0, 50% 100%);
    transform-origin: top center;
    transform-style: preserve-3d;
    transition: transform 0.75s cubic-bezier(.65,.05,.36,1), opacity 0.35s ease 0.25s;
    box-shadow: 0 10px 18px rgba(0,0,0,0.14);
    z-index: 6;
}

.mb-envelope-seal {
    position: absolute;
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, #e08b6b, var(--coral-deep) 70%);
    box-shadow: 0 8px 16px -6px rgba(193,95,66,0.6), inset 0 -4px 8px rgba(0,0,0,0.15);
    color: var(--paper-white);
    font-family: 'Fraunces',serif;
    font-weight: 700;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mb-envelope-body {
    position: relative;
    background: var(--paper-warm);
    border: 1px solid var(--line);
    border-top: none;
    border-radius: 0 0 18px 18px;
    padding: 20px 32px 32px;
    margin-top: -1px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.mb-envelope-front {
    text-align: center;
    padding: 14px 8px 4px;
}

    .mb-envelope-front .mb-envelope-icon {
        font-size: 2rem;
        margin-bottom: 6px;
    }

    .mb-envelope-front .step-title {
        margin-bottom: 8px;
    }

    .mb-envelope-front .step-sub {
        margin-bottom: 20px;
    }

.mb-envelope.open .mb-envelope-flap {
    transform: rotateX(-160deg);
    opacity: 0;
    pointer-events: none;
}

#memory-box-form {
    display: none;
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

    #memory-box-form.show {
        opacity: 1;
        transform: translateY(0);
    }

/* ---------- "ADD": visually its own section, separate from create ---------- */
.mb-section-divider {
    display: flex;
    align-items: center;
    gap: 14px;
    max-width: 640px;
    margin: 0 auto 20px;
    color: var(--ink-soft);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

    .mb-section-divider::before,
    .mb-section-divider::after {
        content: '';
        flex: 1;
        height: 1px;
        background: var(--line);
    }

.voice-player {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--paper-white);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 18px 20px;
    margin-top: 14px;
}

.voice-player-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.capsule-card {
    background: var(--paper-white);
    color: var(--ink);
    border-radius: 14px;
    padding: 24px;
    position: relative;
    transform: rotate(var(--tilt, 0deg));
    box-shadow: var(--tilt-shadow-x, 0px) 18px 28px -4px rgba(0,0,0,0.35), var(--tilt-shadow-x, 0px) 6px 10px -4px rgba(0,0,0,0.25);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

    .capsule-card:hover {
        transform: rotate(0deg) translateY(-4px);
        box-shadow: 0 24px 34px -4px rgba(0,0,0,0.4), 0 8px 12px -4px rgba(0,0,0,0.3);
    }

    .capsule-card .tape {
        position: absolute;
        top: -9px;
        width: 48px;
        height: 20px;
        opacity: 0.9;
    }

.tape-variant-0 {
    left: 24px;
    background: var(--gold);
    transform: rotate(-5deg);
    clip-path: polygon(4% 0,96% 8%,100% 100%,0% 92%);
}

.tape-variant-1 {
    right: 24px;
    background: var(--coral);
    transform: rotate(4deg);
    clip-path: polygon(0 6%,100% 0,96% 94%,4% 100%);
}

.tape-variant-2 {
    left: 30%;
    background: var(--gold);
    transform: rotate(-3deg);
    clip-path: polygon(4% 0,96% 8%,100% 100%,0% 92%);
}

.status-badge {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 14px;
}

    .status-badge.unlocked {
        background: #e6efe8;
        color: #2c6e49;
    }

    .status-badge.locked {
        background: #fbe6df;
        color: var(--coral-deep);
    }

.capsule-icon {
    position: absolute;
    top: 22px;
    right: 22px;
    font-size: 1.3rem;
    opacity: 0.6;
}

.capsule-title {
    font-family: 'Fraunces',serif;
    font-size: 1.15rem;
    margin-bottom: 8px;
    padding-right: 30px;
}

.capsule-desc {
    font-size: 0.85rem;
    color: var(--ink-soft);
    line-height: 1.5;
    margin-bottom: 22px;
}

.capsule-meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-size: 0.78rem;
    border-top: 1px solid var(--line);
    padding-top: 14px;
}

    .capsule-meta .for {
        color: var(--ink-soft);
    }

    .capsule-meta .date {
        color: var(--coral-deep);
        font-weight: 600;
    }

        .capsule-meta .date.ready {
            color: #2c6e49;
        }

/* ---- Footer ---- */
.footer {
    padding: 34px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--line);
    font-size: 0.85rem;
    color: var(--ink-soft);
}

    .footer .brand {
        font-size: 1rem;
    }

/* =====================================================
   AUTH LAYOUT (login/register)
   ===================================================== */
.auth-wrap {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    min-height: calc(100vh - 73px);
}

.auth-hero {
    background: var(--pine);
    color: var(--paper-white);
    padding: 64px 56px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

    .auth-hero::after {
        content: "";
        position: absolute;
        inset: 0;
        background-image: radial-gradient(circle at 85% 12%, rgba(214,164,65,0.18), transparent 40%), radial-gradient(circle at 8% 90%, rgba(224,122,90,0.15), transparent 45%);
    }

.auth-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--gold);
    margin-bottom: 18px;
    position: relative;
    z-index: 2;
}

.auth-hero h1 {
    font-size: 2.6rem;
    line-height: 1.15;
    max-width: 460px;
    position: relative;
    z-index: 2;
}

.auth-hero .sub {
    margin-top: 18px;
    max-width: 400px;
    color: rgba(250,245,233,0.75);
    font-size: 1rem;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

.auth-hero .polaroids {
    position: absolute;
    top: -10px;
    right: 34px;
    display: flex;
    gap: 22px;
    z-index: 1;
    justify-content: flex-start;
    margin: 0;
}

.auth-hero .string {
    position: absolute;
    top: 14px;
    right: 34px;
    left: auto;
    transform: none;
    width: 170px;
}

.stamp-row {
    display: flex;
    gap: 10px;
    margin-top: 40px;
    position: relative;
    z-index: 2;
}

.stamp {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1.5px dashed rgba(250,245,233,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: rgba(250,245,233,0.6);
}

.auth-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 56px 40px;
}

.auth-card {
    width: 100%;
    max-width: 380px;
}

    .auth-card h2 {
        font-size: 1.7rem;
        margin-bottom: 8px;
    }

    .auth-card .lead {
        color: var(--ink-soft);
        font-size: 0.94rem;
        margin-bottom: 32px;
    }

.field {
    margin-bottom: 18px;
}

.field-section {
    margin: 6px 0 22px;
    padding: 16px 16px 4px;
    background: rgba(44,110,73,0.05);
    border: 1px solid rgba(44,110,73,0.14);
    border-radius: 12px;
}

.field-section-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.optional-tag {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ink-soft);
    background: var(--paper-white);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 2px 8px;
}

.field-hint {
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--ink-soft);
    margin: 0 0 14px;
}

.form-error {
    display: none;
    background: #fdecea;
    color: #c0392b;
    border: 1px solid #f3c2bc;
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 0.85rem;
    margin-bottom: 14px;
}

    .form-error.show {
        display: block;
    }

.field label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 6px;
}

.field input {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1.5px solid var(--line);
    background: var(--paper-white);
    font-size: 0.95rem;
    font-family: 'Inter',sans-serif;
    color: var(--ink);
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}

    .field input:focus {
        border-color: var(--gold);
        box-shadow: 0 0 0 3px rgba(214,164,65,0.18);
    }

.row-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
    font-size: 0.85rem;
}

.checkbox-row {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    margin-bottom: 22px;
    font-size: 0.85rem;
    color: var(--ink-soft);
}

    .checkbox-row input {
        margin-top: 3px;
        accent-color: var(--gold);
    }

.btn-inline-add {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 14px;
    padding: 8px 14px;
    border: 1px dashed var(--line, #d8cfba);
    border-radius: 999px;
    background: transparent;
    color: var(--coral-deep, #c15f42);
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color .15s ease, background .15s ease;
}

    .btn-inline-add:hover {
        border-color: var(--coral-deep, #c15f42);
        background: rgba(224, 122, 90, 0.06);
    }

    .btn-inline-add.is-open {
        display: none;
    }

.link-gold {
    color: var(--coral-deep);
    font-weight: 600;
    text-decoration: none;
}

    .link-gold:hover {
        text-decoration: underline;
    }

.divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 26px 0;
    color: var(--ink-soft);
    font-size: 0.8rem;
}

    .divider::before, .divider::after {
        content: "";
        flex: 1;
        height: 1px;
        background: var(--line);
    }

.switch-line {
    text-align: center;
    margin-top: 22px;
    font-size: 0.9rem;
    color: var(--ink-soft);
}

/* =====================================================
   CREATE CAPSULE
   ===================================================== */
.create-wrap {
    max-width: 920px;
    margin: 0 auto;
    padding: 56px 24px 100px;
}

.create-head {
    text-align: center;
    margin-bottom: 44px;
}

    .create-head .eyebrow {
        font-size: 0.78rem;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        font-weight: 600;
        color: var(--coral-deep);
        margin-bottom: 12px;
    }

    .create-head h1 {
        font-size: 2.2rem;
    }

    .create-head p {
        color: var(--ink-soft);
        margin-top: 10px;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }

.steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 48px;
    position: relative;
}

    .steps::before {
        content: "";
        position: absolute;
        top: 19px;
        left: 40px;
        right: 40px;
        height: 0;
        border-top: 2px dotted var(--line);
        z-index: 0;
    }

.step {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: 25%;
}

.step-dot {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--paper-white);
    border: 2px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Fraunces',serif;
    font-weight: 600;
    color: var(--ink-soft);
    font-size: 0.95rem;
    transition: all .2s ease;
}

.step.done .step-dot {
    background: var(--pine);
    border-color: var(--pine);
    color: var(--paper-white);
}

.step.current .step-dot {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--pine-deep);
    box-shadow: 0 0 0 5px rgba(214,164,65,0.2);
}

.step-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--ink-soft);
    text-align: center;
}

.step.current .step-label {
    color: var(--pine);
}

.card-surface {
    background: var(--paper-white);
    border-radius: 20px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 44px;
}

.step-panel {
    display: none;
}

    .step-panel.active {
        display: block;
        animation: fadeUp .35s ease;
    }

.step-title {
    font-size: 1.35rem;
    margin-bottom: 6px;
}

.step-sub {
    color: var(--ink-soft);
    font-size: 0.92rem;
    margin-bottom: 28px;
}

.type-grid {
    display: grid;
    grid-template-columns: repeat(4,1fr);
    gap: 14px;
}

.type-card {
    border: 1.5px solid var(--line);
    border-radius: 14px;
    padding: 22px 14px;
    text-align: center;
    cursor: pointer;
    background: var(--paper);
    transition: all .15s ease;
}

    .type-card:hover {
        border-color: var(--gold);
        transform: translateY(-2px);
    }

    .type-card.selected {
        border-color: var(--gold);
        background: #fbf1dd;
        box-shadow: 0 8px 20px -12px rgba(214,164,65,0.5);
    }

.type-icon {
    font-size: 1.7rem;
    margin-bottom: 10px;
}

.type-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.type-desc {
    font-size: 0.76rem;
    color: var(--ink-soft);
    margin-top: 4px;
}

textarea {
    width: 100%;
    min-height: 140px;
    padding: 16px;
    border-radius: 12px;
    border: 1.5px solid var(--line);
    font-family: 'Inter',sans-serif;
    font-size: 0.95rem;
    resize: vertical;
    outline: none;
    background: var(--paper);
}

    textarea:focus {
        border-color: var(--gold);
        box-shadow: 0 0 0 3px rgba(214,164,65,0.18);
    }

.dropzone {
    border: 1.5px dashed var(--line);
    border-radius: 14px;
    padding: 38px 20px;
    text-align: center;
    background: var(--paper);
    cursor: pointer;
    transition: border-color .15s ease;
}

    .dropzone:hover {
        border-color: var(--gold);
    }

    .dropzone .dz-icon {
        font-size: 1.8rem;
        margin-bottom: 10px;
    }

    .dropzone .dz-title {
        font-weight: 600;
        font-size: 0.94rem;
    }

    .dropzone .dz-sub {
        font-size: 0.8rem;
        color: var(--ink-soft);
        margin-top: 4px;
    }

.record-box {
    border: 1.5px solid var(--line);
    border-radius: 14px;
    padding: 30px;
    background: var(--paper);
    display: flex;
    align-items: center;
    gap: 18px;
}

.record-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--coral);
    border: none;
    cursor: pointer;
    color: #fff;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform .15s ease;
}

    .record-btn:hover {
        transform: scale(1.05);
    }

.waveform {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 3px;
    height: 36px;
}

.wave-bar {
    width: 3px;
    background: var(--gold);
    border-radius: 2px;
    opacity: 0.5;
}

.record-time {
    font-family: 'Fraunces',serif;
    font-weight: 600;
    color: var(--ink-soft);
    min-width: 44px;
}

.who-for {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.who-option {
    flex: 1;
    border: 1.5px solid var(--line);
    border-radius: 12px;
    padding: 16px;
    cursor: pointer;
    background: var(--paper);
    transition: all .15s ease;
}

    .who-option.selected {
        border-color: var(--pine);
        background: #eef4ef;
    }

    .who-option .wo-title {
        font-weight: 600;
        font-size: 0.92rem;
    }

    .who-option .wo-sub {
        font-size: 0.78rem;
        color: var(--ink-soft);
        margin-top: 3px;
    }

.recipient-fields {
    margin-top: 16px;
    display: none;
}

    .recipient-fields.show {
        display: block;
    }

.seal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
}

.datetime-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.notice-box {
    margin-top: 18px;
    padding: 14px 16px;
    border-radius: 12px;
    background: #fdf1ec;
    border: 1px solid rgba(224,122,90,0.35);
    font-size: 0.82rem;
    color: var(--coral-deep);
    display: flex;
    gap: 10px;
}

.preview-envelope {
    background: var(--pine);
    border-radius: 16px;
    padding: 34px 24px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 220px;
    text-align: center;
}

    .preview-envelope::after {
        content: "";
        position: absolute;
        inset: 0;
        background-image: radial-gradient(circle at 20% 20%, rgba(214,164,65,0.16), transparent 40%);
    }

    .preview-envelope .tape-corner {
        position: absolute;
        top: -10px;
        left: 26px;
        width: 54px;
        height: 22px;
        background: var(--gold);
        opacity: 0.85;
        transform: rotate(-6deg);
        clip-path: polygon(4% 0,96% 8%,100% 100%,0% 92%);
    }

.env-icon {
    font-size: 2.1rem;
    position: relative;
    z-index: 1;
}

.preview-envelope .p-label {
    color: rgba(250,245,233,0.65);
    font-size: 0.76rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 14px;
    position: relative;
    z-index: 1;
}

.preview-envelope .p-date {
    font-family: 'Fraunces',serif;
    font-size: 1.3rem;
    color: #fff;
    margin-top: 6px;
    position: relative;
    z-index: 1;
}

.step-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 36px;
}

.confirm-wrap {
    text-align: center;
    padding: 20px 0 6px;
}

.wax-seal {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    margin: 0 auto 26px;
    position: relative;
    background: radial-gradient(circle at 35% 30%, #e08b6b, var(--coral-deep) 70%);
    box-shadow: 0 10px 24px -8px rgba(193,95,66,0.6), inset 0 -6px 10px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: 'Fraunces',serif;
    font-size: 1.6rem;
    animation: seal-pop .5s cubic-bezier(.34,1.56,.64,1);
}

@keyframes seal-pop {
    from {
        transform: scale(0.3) rotate(-25deg);
        opacity: 0;
    }

    to {
        transform: scale(1) rotate(0);
        opacity: 1;
    }
}

.confirm-wrap h2 {
    font-size: 1.6rem;
    margin-bottom: 10px;
}

.confirm-wrap p {
    color: var(--ink-soft);
    max-width: 420px;
    margin: 0 auto;
    line-height: 1.6;
    font-size: 0.95rem;
}

.confirm-date {
    font-family: 'Fraunces',serif;
    color: var(--pine);
    font-weight: 600;
}

.confirm-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 32px;
}

/* ---- file chips (selected photo/video uploads) ---- */
.file-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.file-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--paper-warm);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 6px 8px 6px 12px;
    font-size: 0.8rem;
    color: var(--ink-soft);
}

    .file-chip button {
        background: none;
        border: none;
        cursor: pointer;
        color: var(--coral-deep);
        font-size: 0.95rem;
        line-height: 1;
        padding: 2px 4px;
    }

.record-btn.recording {
    background: var(--coral-deep);
    animation: pulse-rec 1.1s ease-in-out infinite;
}

/* ---- inline preview for the picked video (step 2) ---- */
.video-preview {
    border: 1.5px solid var(--line);
    border-radius: 14px;
    padding: 12px;
    background: var(--paper);
    margin-top: 14px;
}

    .video-preview video {
        width: 100%;
        max-height: 320px;
        border-radius: 10px;
        display: block;
        background: #0e1a14;
    }

.video-preview-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 10px;
}

.video-preview-name {
    font-size: 0.82rem;
    color: var(--ink-soft);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.video-preview-remove {
    flex-shrink: 0;
    background: none;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 6px 14px;
    font-size: 0.78rem;
    color: var(--coral-deep);
    cursor: pointer;
    transition: border-color .15s ease;
}

    .video-preview-remove:hover {
        border-color: var(--coral-deep);
    }

@keyframes pulse-rec {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(193,95,66,0.45);
    }

    50% {
        box-shadow: 0 0 0 10px rgba(193,95,66,0);
    }
}

.wave-bar.live {
    background: var(--coral);
    opacity: 1;
}

@media (max-width:860px) {
    .auth-wrap {
        grid-template-columns: 1fr;
    }

    .auth-hero {
        padding: 44px 28px;
    }

        .auth-hero .polaroids {
            position: static;
            margin-bottom: 24px;
            justify-content: flex-start;
        }

        .auth-hero .string {
            display: none;
        }

    .type-grid {
        grid-template-columns: repeat(2,1fr);
    }

    .seal-grid {
        grid-template-columns: 1fr;
    }

    .datetime-row {
        grid-template-columns: 1fr;
    }

    .nav {
        padding: 16px 20px;
    }

    .nav-links {
        gap: 14px;
    }

    .create-wrap {
        padding: 36px 16px 70px;
    }

    .card-surface {
        padding: 26px;
    }

    .hero {
        padding: 64px 24px 80px;
    }

        .hero h1 {
            font-size: 2.1rem;
        }

    .section {
        padding: 64px 24px;
    }

    .timeline {
        flex-direction: column;
        gap: 32px;
    }

        .timeline::before {
            display: none;
        }

    .capsule-grid {
        grid-template-columns: 1fr;
    }

    .dashboard {
        padding: 64px 24px;
    }

    .footer {
        flex-direction: column;
        gap: 10px;
        text-align: center;
        padding: 28px 24px;
    }
}

/* =====================================================================
   ENVELOPE REVEAL — CINEMATIC UPGRADE
   (paper texture, ambient background, richer seal, staged open
   animation, sound-toggle & close controls, arrival banner, blurred
   memory backdrop)
   ===================================================================== */

/* ---- 1. the envelope itself: shadow, paper grain, rounder corners,
   gentle lift on hover so it visibly "floats" off the screen ---- */
.env-back,
.env-sealed-face {
    border-radius: 10px;
    background-image: radial-gradient(ellipse 70% 55% at 12% 10%, rgba(150,105,45,0.16), transparent 60%), radial-gradient(ellipse 60% 50% at 88% 92%, rgba(150,105,45,0.14), transparent 60%), radial-gradient(ellipse 50% 40% at 80% 15%, rgba(150,105,45,0.1), transparent 65%), url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='p'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='100%25' height='100%25' filter='url(%23p)' opacity='0.45'/></svg>"), linear-gradient(160deg, #f2e6c8, #e9d8ae 60%, #e2cd9c);
    background-blend-mode: multiply, multiply, multiply, multiply, normal;
    background-size: 100% 100%, 100% 100%, 100% 100%, 160px 160px, 100% 100%;
    box-shadow: inset 0 0 0 1px rgba(139,98,32,0.5), inset 0 0 0 2px rgba(250,245,233,0.5), inset 0 0 0 3px rgba(139,98,32,0.28), inset 0 0 40px rgba(120,80,25,0.18), 0 30px 60px -18px rgba(10,22,17,0.55), 0 70px 120px -30px rgba(10,22,17,0.45);
}

.env-sealed {
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.35s cubic-bezier(.22,.9,.32,1.2);
}

    .env-sealed:hover {
        transform: scale(1.01);
    }

.envelope-reveal.unsealed .env-sealed:hover {
    transform: none;
}

/* ---- 2. ambient background: radial glow from the centre, two huge
   soft blurred colour blooms, and slow-drifting dust particles ---- */
.envelope-overlay {
    background: radial-gradient(circle at 50% 42%, rgba(37,74,58,0.6), rgba(12,24,19,0.97) 70%);
    overflow: hidden;
}

    .envelope-overlay::before,
    .envelope-overlay::after {
        content: "";
        position: absolute;
        border-radius: 50%;
        filter: blur(100px);
        pointer-events: none;
        z-index: 0;
    }

    .envelope-overlay::before {
        width: 520px;
        height: 520px;
        background: var(--gold);
        opacity: 0.16;
        top: -140px;
        left: -120px;
    }

    .envelope-overlay::after {
        width: 600px;
        height: 600px;
        background: var(--coral);
        opacity: 0.14;
        bottom: -180px;
        right: -140px;
    }

.env-particles {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.env-particle {
    position: absolute;
    bottom: -10px;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--gold);
    opacity: 0;
    animation: envDustFloat linear infinite;
}

@keyframes envDustFloat {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }

    12% {
        opacity: 0.55;
    }

    85% {
        opacity: 0.4;
    }

    100% {
        transform: translateY(-90vh) translateX(30px);
        opacity: 0;
    }
}

/* blurred backdrop of the memory's own photo/video, faded in once the
   envelope is opened — makes the moment itself fill the room */
.env-bg-blur {
    position: absolute;
    inset: -12%;
    z-index: 0;
    background-size: cover;
    background-position: center;
    filter: blur(64px) saturate(1.15) brightness(0.5);
    opacity: 0;
    transition: opacity 1s ease;
}

    .env-bg-blur.show {
        opacity: 1;
    }

/* ---- everything that must sit visibly above the ambience ---- */
.envelope-reveal {
    z-index: 5;
    position: relative;
}

.envelope-close,
.envelope-toolbar {
    z-index: 320;
}

/* ---- glow around the envelope, brighter when the memory arrived today ---- */
.envelope-reveal::before {
    content: "";
    position: absolute;
    inset: -46px;
    z-index: -1;
    border-radius: 36px;
    background: radial-gradient(circle, rgba(214,164,65,0.22), transparent 70%);
    filter: blur(34px);
    opacity: 0.55;
    pointer-events: none;
    transition: opacity 0.7s ease, background 0.7s ease;
}

.envelope-reveal.arrived-today::before {
    opacity: 1;
    background: radial-gradient(circle, rgba(214,164,65,0.5), rgba(224,122,90,0.28) 55%, transparent 78%);
}

/* ---- 3. richer wax seal: sitting up on the flap itself, like a real
   wax stamp pressed onto the folded flap — not hanging down over the
   card's edge — with a deeper, more premium, slightly aged finish ---- */
.env-sealed-seal {
    position: absolute;
    left: 50%;
    top: max(44%, 140px);
    transform: translate(-50%, -50%) rotate(-4deg);
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 46% 54% 58% 42% / 40% 46% 54% 60%;
    box-shadow: 0 10px 18px -4px rgba(0,0,0,0.45), 0 0 0 3px rgba(250,245,233,0.16), inset 0 -5px 9px rgba(0,0,0,0.32), inset 0 3px 6px rgba(255,255,255,0.22);
}

    /* a small trail of wax that dripped down before it fully hardened —
       sits just behind the main blob so it reads as one continuous pour */
    .env-sealed-seal::before {
        content: "";
        position: absolute;
        left: 42%;
        top: 78%;
        width: 15px;
        height: 22px;
        background: radial-gradient(circle at 35% 15%, #a05834, #7a3a1c 60%, #52260f 100%);
        border-radius: 50% 50% 60% 40% / 65% 60% 40% 35%;
        transform: rotate(8deg);
        box-shadow: inset 0 -2px 3px rgba(0,0,0,0.3), inset 0 1px 2px rgba(255,255,255,0.15);
        z-index: -1;
        pointer-events: none;
    }

.env-sealed-seal-letter {
    font-family: 'Fraunces', serif;
    font-weight: 700;
    font-size: 1.05rem;
    color: #3a1a0c;
    text-shadow: 0 1px 1px rgba(0,0,0,0.3), 0 -1px 0 rgba(255,255,255,0.08);
    position: relative;
    z-index: 1;
}

.env-sealed-seal::after {
    content: "";
    position: absolute;
    top: 14%;
    left: 20%;
    width: 32%;
    height: 18%;
    background: rgba(255,255,255,0.28);
    border-radius: 50%;
    filter: blur(3px);
    transform: rotate(-25deg);
    pointer-events: none;
}

/* keep the hint pinned a fixed distance under the flap tip, instead
   of drifting to the vertical middle of a (possibly tall) card */
.env-sealed-hint {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(max(44%, 140px) + 62px);
    padding: 0 30px;
    text-align: center;
    font-style: italic;
    font-family: 'IM Fell English', 'Fraunces', serif;
    color: var(--gold-deep);
    letter-spacing: 0.01em;
}

.envelope-toolbar {
    position: absolute;
    top: 28px;
    right: 32px;
    display: flex;
    gap: 10px;
}

.envelope-close {
    position: static;
    top: auto;
    right: auto;
}

.env-icon-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(250,245,233,0.12);
    color: var(--paper-white);
    border: none;
    font-size: 1.05rem;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease, backdrop-filter 0.2s ease;
}

    .env-icon-btn:hover {
        background: rgba(250,245,233,0.22);
        transform: scale(1.08);
        backdrop-filter: blur(6px);
    }

    .env-icon-btn.muted {
        color: rgba(250,245,233,0.55);
    }

/* ---- 5 & 10. staged unsealing: seal shakes, then drops away, then the
   flap folds open (existing rule) and finally the letter rises up out
   of the envelope and settles, fading in as it goes ---- */
.env-sealed.seal-shake .env-sealed-seal {
    animation: envSealShake 0.4s ease;
}

@keyframes envSealShake {
    0%, 100% {
        transform: translate(-50%, -50%) rotate(-4deg);
    }

    20% {
        transform: translate(-50%, -50%) rotate(-13deg);
    }

    40% {
        transform: translate(-50%, -50%) rotate(4deg);
    }

    60% {
        transform: translate(-50%, -50%) rotate(-9deg);
    }

    80% {
        transform: translate(-50%, -50%) rotate(-1deg);
    }
}

.env-sealed.seal-drop .env-sealed-seal {
    transition: transform 0.5s cubic-bezier(.55,-0.2,.4,1.4), opacity 0.4s ease 0.18s;
    transform: translate(-50%, calc(-50% + 46px)) rotate(36deg) scale(0.65);
    opacity: 0;
}

@keyframes envLetterIn {
    0% {
        opacity: 0;
        transform: translateY(54px) scale(0.96);
    }

    65% {
        opacity: 1;
        transform: translateY(-6px) scale(1.006);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.envelope-reveal.unsealed .env-content {
    animation: envLetterIn 0.75s cubic-bezier(.22,.9,.32,1.2) 0.5s both;
}

@media (max-width:860px) {
    .envelope-toolbar {
        top: 16px;
        right: 16px;
    }
}