/* ============================================================
   FLOATING PHONE CTA — homepage only
   An animated phone that links to the screenshot library
   (app-preview.html). Pure CSS: no images, no JS.

   Sits bottom-left, clear of the disclaimer tab (bottom:0, z:300)
   and opposite the Ohm Buddy mascot (bottom-right, z:240).
   ============================================================ */

.phone-cta {
    --pc-w: 84px;
    --pc-h: 170px;
    --pc-radius: 19px;

    position: fixed;
    left: 22px;
    bottom: calc(52px + env(safe-area-inset-bottom, 0px));
    z-index: 260;

    display: inline-flex;
    align-items: center;
    gap: 14px;

    text-decoration: none;
    color: inherit;
    -webkit-tap-highlight-color: transparent;

    animation: pc-bob 4.6s ease-in-out infinite;
    will-change: transform;
}

.phone-cta:focus-visible {
    outline: none;
}

/* ---------- soft glow behind the device ---------- */

.phone-cta-halo {
    position: absolute;
    left: -16px;
    bottom: -12px;
    width: calc(var(--pc-w) + 32px);
    height: calc(var(--pc-h) + 24px);
    border-radius: 50%;
    background: radial-gradient(closest-side,
            rgba(233, 30, 99, 0.30),
            rgba(20, 184, 166, 0.22) 58%,
            transparent 74%);
    filter: blur(12px);
    pointer-events: none;
    z-index: 0;
    animation: pc-halo 4.6s ease-in-out infinite;
}

/* ---------- the device ---------- */

.phone-cta-device {
    position: relative;
    z-index: 1;
    width: var(--pc-w);
    height: var(--pc-h);
    padding: 4px;
    border-radius: var(--pc-radius);
    background: linear-gradient(160deg, #334155, #0f172a 55%, #111827);
    box-shadow:
        0 16px 34px rgba(13, 148, 136, 0.28),
        0 4px 10px rgba(17, 17, 17, 0.18),
        inset 0 0 0 1px rgba(255, 255, 255, 0.22);
    transform: rotate(-5deg);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
}

.phone-cta:hover .phone-cta-device,
.phone-cta:focus-visible .phone-cta-device {
    transform: rotate(-1deg) translateY(-5px) scale(1.05);
    box-shadow:
        0 22px 44px rgba(233, 30, 99, 0.30),
        0 6px 14px rgba(17, 17, 17, 0.20),
        inset 0 0 0 1px rgba(255, 255, 255, 0.32);
}

/* expanding beacon ring, drawn around the device */
.phone-cta-ring {
    position: absolute;
    inset: 0;
    border: 2px solid rgba(233, 30, 99, 0.5);
    border-radius: var(--pc-radius);
    pointer-events: none;
    animation: pc-beacon 4.6s ease-out infinite;
}

.phone-cta-screen {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: calc(var(--pc-radius) - 5px);
    background: #0d9488;
}

.phone-cta-notch {
    position: absolute;
    top: 7px;
    left: 50%;
    width: 20px;
    height: 3px;
    margin-left: -10px;
    border-radius: 2px;
    background: rgba(15, 23, 42, 0.85);
    z-index: 3;
    pointer-events: none;
}

/* ---------- fake app screens (crossfading) ---------- */

.phone-cta-panel {
    position: absolute;
    inset: 0;
    opacity: 0;
    animation: pc-panel 9s ease-in-out infinite;
}

.phone-cta-panel--1 {
    background: linear-gradient(160deg, #5eead4, #0d9488 58%, #115e59);
    animation-delay: -0.5s;
}

.phone-cta-panel--2 {
    background: linear-gradient(160deg, #f9a8d4, #e91e63 58%, #9d174d);
    animation-delay: -3.5s;
}

.phone-cta-panel--3 {
    background: linear-gradient(160deg, #a5b4fc, #4f46e5 58%, #312e81);
    animation-delay: -6.5s;
}

/* planet / card / chart motif */
.phone-cta-panel::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 15%;
    width: 46%;
    aspect-ratio: 1;
    transform: translateX(-50%);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.18);
}

/* stack of text lines */
.phone-cta-panel::after {
    content: "";
    position: absolute;
    left: 13%;
    right: 13%;
    top: 60%;
    height: 24%;
    border-radius: 4px;
    background: repeating-linear-gradient(to bottom,
            rgba(255, 255, 255, 0.88) 0 3px,
            transparent 3px 8px);
}

/* glass sweep */
.phone-cta-glare {
    position: absolute;
    top: -30%;
    left: 0;
    width: 40%;
    height: 160%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.55),
            transparent);
    animation: pc-glare 9s ease-in-out infinite;
    pointer-events: none;
    z-index: 2;
}

/* ---------- label bubble ---------- */

.phone-cta-label {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1px;
    padding: 8px 12px 9px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(20, 184, 166, 0.22);
    box-shadow: 0 10px 24px rgba(13, 148, 136, 0.16);
    backdrop-filter: blur(6px);
    transform-origin: left bottom;
    animation: pc-label 4.6s ease-in-out infinite;
    transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.phone-cta-label::before {
    content: "";
    position: absolute;
    left: -5px;
    top: 50%;
    width: 9px;
    height: 9px;
    margin-top: -5px;
    background: inherit;
    border-left: 1px solid rgba(20, 184, 166, 0.22);
    border-bottom: 1px solid rgba(20, 184, 166, 0.22);
    border-radius: 2px;
    transform: rotate(45deg);
}

.phone-cta-label strong {
    font-family: var(--sans);
    font-size: 0.84rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.01em;
    color: var(--love-pink);
}

.phone-cta-label span {
    font-family: var(--sans);
    font-size: 0.7rem;
    line-height: 1.2;
    color: var(--turquoise-dark);
}

.phone-cta:hover .phone-cta-label {
    border-color: rgba(233, 30, 99, 0.35);
    box-shadow: 0 14px 30px rgba(233, 30, 99, 0.18);
}

.phone-cta:focus-visible .phone-cta-label {
    border-color: rgba(233, 30, 99, 0.55);
    box-shadow:
        0 0 0 3px rgba(233, 30, 99, 0.30),
        0 10px 24px rgba(13, 148, 136, 0.16);
}

/* ---------- keyframes ---------- */

@keyframes pc-bob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-9px); }
}

@keyframes pc-halo {
    0%, 100% { opacity: 0.55; transform: scale(1); }
    50% { opacity: 0.95; transform: scale(1.07); }
}

@keyframes pc-beacon {
    0% { opacity: 0.5; transform: scale(1); }
    70% { opacity: 0; transform: scale(1.55); }
    100% { opacity: 0; transform: scale(1.55); }
}

@keyframes pc-panel {
    0% { opacity: 0; transform: translateY(6px) scale(1.02); }
    3% { opacity: 1; transform: translateY(0) scale(1); }
    33% { opacity: 1; transform: translateY(-1px) scale(1); }
    40% { opacity: 0; transform: translateY(-6px) scale(1.02); }
    100% { opacity: 0; transform: translateY(-6px) scale(1.02); }
}

@keyframes pc-glare {
    0%, 62% { opacity: 0; transform: translateX(-160%) rotate(18deg); }
    68% { opacity: 0.55; }
    88%, 100% { opacity: 0; transform: translateX(200%) rotate(18deg); }
}

@keyframes pc-label {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

/* ---------- small screens ---------- */

@media (max-width: 640px) {
    /* On phones the vertical phone would collide with the hero buttons,
       so it collapses into a floating pill with a mini phone inside. */
    .phone-cta {
        --pc-w: 26px;
        --pc-h: 46px;
        --pc-radius: 7px;
        position: static;
        margin: 26px auto 0;
        gap: 9px;
        padding: 7px 14px 7px 9px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.97);
        border: 1px solid rgba(20, 184, 166, 0.25);
        box-shadow: 0 8px 22px rgba(13, 148, 136, 0.18);
        backdrop-filter: blur(6px);
        animation: none;
    }

    .phone-cta-halo,
    .phone-cta-ring,
    .phone-cta-notch {
        display: none;
    }

    .phone-cta-device {
        padding: 2px;
        transform: rotate(-3deg);
        box-shadow:
            0 4px 10px rgba(13, 148, 136, 0.25),
            inset 0 0 0 1px rgba(255, 255, 255, 0.28);
    }

    .phone-cta:hover .phone-cta-device,
    .phone-cta:focus-visible .phone-cta-device {
        transform: rotate(-1deg) scale(1.06);
    }

    .phone-cta-panel::before {
        top: 16%;
        width: 46%;
        box-shadow: none;
    }

    .phone-cta-panel::after {
        display: none;
    }

    .phone-cta-label {
        padding: 0;
        background: none;
        border: 0;
        box-shadow: none;
        backdrop-filter: none;
        animation: none;
    }

    .phone-cta-label::before {
        display: none;
    }

    .phone-cta-label strong { font-size: 0.78rem; }
    .phone-cta-label span { display: none; }

    .phone-cta:hover .phone-cta-label,
    .phone-cta:focus-visible .phone-cta-label {
        box-shadow: none;
        border-color: transparent;
    }

    .phone-cta:focus-visible {
        box-shadow:
            0 0 0 3px rgba(233, 30, 99, 0.30),
            0 8px 22px rgba(13, 148, 136, 0.18);
    }
}

/* landscape phones: don't crowd a short viewport */
@media (max-height: 480px) {
    .phone-cta { display: none; }
}

/* ---------- respect reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
    .phone-cta,
    .phone-cta-halo,
    .phone-cta-ring,
    .phone-cta-panel,
    .phone-cta-glare,
    .phone-cta-label {
        animation: none !important;
    }

    .phone-cta-panel--1 { opacity: 1; }
    .phone-cta-ring { opacity: 0; }
}

@media print {
    .phone-cta { display: none; }
}