/* ============================================
   PULSE UP — Coming Soon
   Premium dark athletic aesthetic
   ============================================ */

/* --- Reset & Variables --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --black: #0a0a0a;
    --dark: #111111;
    --carbon: #1a1a1a;
    --steel: #2a2a2a;
    --ash: #888888;
    --silver: #b0b0b0;
    --white: #e8e8e8;
    --bright: #ffffff;
    --accent: #c8ff00;
    --accent-dim: rgba(200, 255, 0, 0.12);
    --accent-glow: rgba(200, 255, 0, 0.06);

    --font-display: 'Syne', sans-serif;
    --font-body: 'Outfit', sans-serif;

    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: var(--black);
    color: var(--white);
    height: 100vh;
    height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

/* --- Animated Pulse Rings (heartbeat effect) --- */
.bg-effects {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pulse-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(200, 255, 0, 0.08);
    animation: pulse-expand 4s var(--ease-out-expo) infinite;
}

.pulse-ring--1 {
    width: 200px;
    height: 200px;
    animation-delay: 0s;
}

.pulse-ring--2 {
    width: 200px;
    height: 200px;
    animation-delay: 1.3s;
}

.pulse-ring--3 {
    width: 200px;
    height: 200px;
    animation-delay: 2.6s;
}

@keyframes pulse-expand {
    0% {
        transform: scale(0.5);
        opacity: 0.6;
        border-color: rgba(200, 255, 0, 0.15);
    }
    100% {
        transform: scale(8);
        opacity: 0;
        border-color: rgba(200, 255, 0, 0);
    }
}

/* --- Grain Overlay --- */
.grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* --- Main Container --- */
.container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* --- Logo --- */
.logo-wrap {
    margin-bottom: 2rem;
    animation: fade-up 1s var(--ease-out-expo) both;
    animation-delay: 0.2s;
}

.logo {
    width: 72px;
    height: 72px;
    border-radius: 16px;
    object-fit: contain;
    filter: brightness(1.1);
    transition: transform 0.4s var(--ease-out-expo);
}

.logo:hover {
    transform: scale(1.08) rotate(-2deg);
}

/* --- Tag --- */
.tag {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    border: 1px solid rgba(200, 255, 0, 0.12);
    display: inline-block;
    margin-bottom: 1.5rem;
    animation: fade-up 1s var(--ease-out-expo) both;
    animation-delay: 0.4s;
}

/* --- Headline --- */
.headline {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(2.4rem, 7vw, 4.5rem);
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--bright);
    margin-bottom: 1.5rem;
}

.line {
    display: block;
    animation: fade-up 1s var(--ease-out-expo) both;
}

.line--1 { animation-delay: 0.5s; }
.line--2 { animation-delay: 0.65s; }
.line--3 { animation-delay: 0.8s; }

.dot {
    color: var(--accent);
}

/* --- Subheadline --- */
.sub {
    font-size: 1.05rem;
    font-weight: 300;
    line-height: 1.7;
    color: var(--silver);
    max-width: 520px;
    margin: 0 auto 2rem;
    text-align: center;
    animation: fade-up 1s var(--ease-out-expo) both;
    animation-delay: 0.95s;
}

/* --- Status Bar --- */
.status-bar {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--ash);
    letter-spacing: 0.02em;
    margin-bottom: 2rem;
    animation: fade-up 1s var(--ease-out-expo) both;
    animation-delay: 1.1s;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px rgba(200, 255, 0, 0.5);
    animation: blink 2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* --- CTA Button --- */
.cta-section {
    animation: fade-up 1s var(--ease-out-expo) both;
    animation-delay: 1.25s;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--black);
    background: var(--accent);
    padding: 0.9rem 2rem;
    border-radius: 100px;
    text-decoration: none;
    letter-spacing: 0.01em;
    transition: all 0.4s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(-100%);
    transition: transform 0.5s var(--ease-out-expo);
    border-radius: inherit;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(200, 255, 0, 0.3), 0 0 80px rgba(200, 255, 0, 0.08);
}

.cta-btn:hover::before {
    transform: translateX(0);
}

.cta-btn svg {
    transition: transform 0.3s var(--ease-out-expo);
}

.cta-btn:hover svg {
    transform: translateX(4px);
}

/* --- Footer --- */
.footer {
    animation: fade-up 1s var(--ease-out-expo) both;
    animation-delay: 1.4s;
}

.footer p {
    font-size: 0.75rem;
    color: var(--steel);
    letter-spacing: 0.04em;
}

/* --- Entrance Animation --- */
@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Responsive --- */
@media (max-width: 600px) {
    .container {
        padding: 2rem 1.5rem;
        gap: 2rem;
    }

    .logo {
        width: 56px;
        height: 56px;
        border-radius: 12px;
    }

    .sub br {
        display: none;
    }

    .cta-btn {
        padding: 0.85rem 1.75rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 380px) {
    .tag {
        font-size: 0.65rem;
        padding: 0.4rem 1rem;
    }

    .status-bar {
        font-size: 0.7rem;
    }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .pulse-ring {
        display: none;
    }
}