/* Popup d’accueil — CAP 3000 + compteur prochaine session */

.ns-welcome {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: grid;
    place-items: center;
    padding: 1.25rem;
    pointer-events: none;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.35s ease, visibility 0.35s;
}

.ns-welcome.is-open {
    pointer-events: auto;
    visibility: visible;
    opacity: 1;
}

.ns-welcome__backdrop {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(255, 45, 58, 0.12), transparent 65%),
        rgba(5, 10, 24, 0.72);
    backdrop-filter: blur(10px);
}

.ns-welcome__dialog {
    position: relative;
    z-index: 1;
    width: min(100%, 520px);
    padding: 2rem 1.85rem 1.75rem;
    background:
        linear-gradient(165deg, rgba(19, 32, 64, 0.98) 0%, rgba(12, 22, 48, 0.98) 55%, rgba(8, 14, 32, 0.99) 100%);
    border: 1px solid rgba(255, 45, 58, 0.35);
    border-radius: 18px;
    box-shadow:
        0 0 0 1px rgba(180, 192, 220, 0.08) inset,
        0 24px 60px rgba(5, 10, 24, 0.55),
        0 0 48px rgba(255, 45, 58, 0.14);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
    transform: translateY(18px) scale(0.96);
    opacity: 0;
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
    overflow: hidden;
    text-align: center;
}

.ns-welcome.is-open .ns-welcome__dialog {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.ns-welcome__dialog::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--ns-red, #ff2d3a) 20%, #fff 50%, var(--ns-red, #ff2d3a) 80%, transparent);
    box-shadow: 0 0 18px rgba(255, 45, 58, 0.65);
}

.ns-welcome__glow {
    position: absolute;
    inset: -20% -10%;
    background:
        radial-gradient(ellipse 50% 40% at 50% 0%, rgba(255, 45, 58, 0.18), transparent 70%),
        radial-gradient(ellipse 40% 30% at 80% 90%, rgba(45, 80, 143, 0.2), transparent 70%);
    pointer-events: none;
}

.ns-welcome__watermark {
    position: absolute;
    left: 50%;
    top: 42%;
    transform: translate(-50%, -50%);
    font-family: var(--ns-font-display);
    font-size: clamp(5.5rem, 24vw, 8.5rem);
    line-height: 1;
    color: rgba(244, 247, 255, 0.04);
    letter-spacing: -0.04em;
    pointer-events: none;
    user-select: none;
}

.ns-welcome__close {
    position: absolute;
    top: 0.85rem;
    right: 0.85rem;
    z-index: 2;
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 1px solid rgba(244, 247, 255, 0.18);
    border-radius: 8px;
    background: rgba(5, 10, 24, 0.45);
    color: rgba(244, 247, 255, 0.75);
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.ns-welcome__close svg {
    width: 18px;
    height: 18px;
}

.ns-welcome__close:hover,
.ns-welcome__close:focus-visible {
    color: #fff;
    border-color: rgba(255, 45, 58, 0.5);
    background: rgba(255, 45, 58, 0.12);
    outline: none;
}

.ns-welcome__eyebrow {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.65rem;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.28em;
    color: var(--ns-grey, #b0bbd4);
}

.ns-welcome__eyebrow-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--ns-red, #ff2d3a);
    box-shadow: 0 0 10px var(--ns-red-glow, rgba(255, 45, 58, 0.55));
    animation: ns-welcome-pulse 1.8s ease-in-out infinite;
}

@keyframes ns-welcome-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.55; transform: scale(0.85); }
}

.ns-welcome__title {
    position: relative;
    z-index: 1;
    margin: 0;
    font-family: var(--ns-font-display);
    font-size: clamp(2.4rem, 9vw, 3.6rem);
    line-height: 0.95;
    text-transform: uppercase;
    transform: skewX(-6deg);
    color: var(--ns-white, #f4f7ff);
    text-shadow: 0 0 28px rgba(255, 45, 58, 0.25);
}

.ns-welcome__cap {
    display: block;
    background: linear-gradient(180deg, #fff 0%, #f4f7ff 40%, rgba(255, 45, 58, 0.95) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.ns-welcome__brand {
    position: relative;
    z-index: 1;
    margin: 0.35rem 0 1rem;
    font-family: var(--ns-font-display);
    font-size: clamp(1rem, 3.5vw, 1.25rem);
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: rgba(244, 247, 255, 0.55);
    transform: skewX(-6deg);
}

.ns-welcome__text {
    position: relative;
    z-index: 1;
    margin: 0 auto 1.5rem;
    max-width: 38ch;
    font-size: 0.95rem;
    line-height: 1.55;
    color: rgba(244, 247, 255, 0.78);
}

.ns-welcome__countdown-block {
    position: relative;
    z-index: 1;
    margin-bottom: 1.6rem;
}

.ns-welcome__countdown-label {
    margin-bottom: 0.75rem;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.35em;
    color: var(--ns-grey, #b0bbd4);
}

.ns-welcome__countdown {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0.45rem;
}

.ns-welcome__slot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
}

.ns-welcome__slot-window {
    position: relative;
    min-width: 88px;
    height: 72px;
    overflow: hidden;
    background: rgba(5, 10, 24, 0.82);
    border: 1px solid rgba(255, 45, 58, 0.38);
    border-radius: 12px;
    box-shadow:
        0 0 0 1px rgba(180, 192, 220, 0.06) inset,
        0 8px 24px rgba(5, 10, 24, 0.35);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.ns-welcome__slot-value {
    display: grid;
    place-items: center;
    height: 100%;
    font-family: var(--ns-font-display);
    font-size: clamp(2rem, 8vw, 2.65rem);
    font-variant-numeric: tabular-nums;
    color: var(--ns-red, #ff2d3a);
    text-shadow: 0 0 20px var(--ns-red-glow, rgba(255, 45, 58, 0.55));
    letter-spacing: 0.06em;
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
}

.ns-welcome__slot-value.is-tick {
    animation: ns-welcome-tick 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes ns-welcome-tick {
    0% {
        transform: translateY(55%);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.ns-welcome__slot-label {
    font-size: 0.58rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: rgba(176, 187, 212, 0.75);
}

.ns-welcome__sep {
    margin-top: 0.55rem;
    font-family: var(--ns-font-display);
    font-size: 2rem;
    line-height: 1;
    color: rgba(255, 45, 58, 0.65);
    text-shadow: 0 0 12px rgba(255, 45, 58, 0.35);
}

.ns-welcome__actions {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.85rem;
}

.ns-welcome__cta {
    width: 100%;
    max-width: 320px;
    justify-content: center;
}

.ns-welcome__later {
    border: none;
    background: transparent;
    font-family: var(--ns-font-body);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(176, 187, 212, 0.75);
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

.ns-welcome__later:hover,
.ns-welcome__later:focus-visible {
    color: var(--ns-white, #f4f7ff);
    outline: none;
}

body.ns-welcome-open {
    overflow: hidden;
}

@media (max-width: 520px) {
    .ns-welcome__dialog {
        padding: 1.65rem 1.25rem 1.4rem;
    }

    .ns-welcome__slot-window {
        min-width: 72px;
        height: 62px;
    }

    .ns-welcome__sep {
        font-size: 1.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ns-welcome__eyebrow-dot,
    .ns-welcome__slot-value.is-tick {
        animation: none;
    }

    .ns-welcome__dialog {
        transition: opacity 0.2s ease;
        transform: none;
    }

    .ns-welcome.is-open .ns-welcome__dialog {
        transform: none;
    }
}