/* ============================================
   OSYNA - Coming Soon Page Styles
   Data & AI Company - Flowing Wave Design
   ============================================ */

/* CSS Variables */
:root {
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray: #888888;
    --color-light-gray: #cccccc;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    overflow-x: hidden;
    overflow-y: hidden;
}

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

body {
    background-color: var(--color-black);
    color: var(--color-white);
    font-family: var(--font-main);
    overflow: hidden;
    position: relative;
    min-height: 100vh;
    transition: background-color 0.8s var(--transition-smooth);
}

/* Wave Canvas Background */
#wave-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    display: block;
}

/* Main Content */
.main-content {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
}

.content-wrapper {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, calc(-50% + 35px));
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

/* Center Pill - positioned exactly at center */
.center-circle {
    width: clamp(220px, 35vw, 380px);
    height: clamp(70px, 10vw, 110px);
    background-color: var(--color-white);
    border-radius: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 20;
    opacity: 0;
    animation: circleReveal 1.2s var(--transition-smooth) 0.3s forwards;
    box-shadow:
        0 0 60px rgba(255, 255, 255, 0.4),
        0 0 120px rgba(255, 255, 255, 0.2);
    transition: transform 0.15s var(--transition-smooth), background-color 0.6s var(--transition-smooth), box-shadow 0.6s var(--transition-smooth);
    cursor: pointer;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
}

@keyframes circleReveal {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Company Name */
.company-name {
    font-size: clamp(1.2rem, 4vw, 2.2rem);
    font-weight: 300;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-black);
    margin: 0;
    padding-left: 0.25em;
    opacity: 0;
    animation: revealText 1s var(--transition-smooth) 0.8s forwards;
    transition: color 0.6s var(--transition-smooth);
}

@keyframes revealText {
    from {
        opacity: 0;
        letter-spacing: 0.4em;
        padding-left: 0.4em;
    }
    to {
        opacity: 1;
        letter-spacing: 0.25em;
        padding-left: 0.25em;
    }
}

/* Tagline */
.tagline {
    font-size: clamp(0.65rem, 1.5vw, 0.85rem);
    font-weight: 400;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--color-gray);
    margin-top: 1.5rem;
    padding-left: 0.4em;
    opacity: 0;
    animation: fadeIn 1s var(--transition-smooth) 1.2s forwards;
    transition: color 0.8s var(--transition-smooth);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Soon Container */
.soon-container {
    margin-top: 0.8rem;
    opacity: 0;
    animation: fadeIn 1s var(--transition-smooth) 1.5s forwards;
}

.soon-text {
    font-size: clamp(0.9rem, 2.5vw, 1.3rem);
    font-weight: 300;
    letter-spacing: 0.5em;
    text-transform: uppercase;
    color: var(--color-light-gray);
    padding-left: 0.5em;
    transition: color 0.8s var(--transition-smooth);
}

/* ============================================
   Inverted State & Click Animation
   ============================================ */

/* Pressed state */
.center-circle.pressed {
    transform: scale(0.96);
}

/* Pulse effect via class */
.center-circle.pulse-up {
    transform: scale(1.06);
}

.center-circle.pulse-down {
    transform: scale(0.98);
}

/* Ripple effect */
.center-circle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border-radius: inherit;
    transform: translate(-50%, -50%) scale(1);
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.5);
    opacity: 0;
    pointer-events: none;
}

.center-circle.ripple::after {
    animation: rippleOut 0.8s var(--transition-smooth) forwards;
}

@keyframes rippleOut {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(2.5);
        opacity: 0;
    }
}

/* Inverted body state */
body.inverted {
    background-color: var(--color-white);
}

body.inverted .tagline {
    color: #555555;
}

body.inverted .soon-text {
    color: #333333;
}

/* Inverted pill - swap colors */
body.inverted .center-circle {
    background-color: var(--color-black);
    box-shadow:
        0 0 60px rgba(0, 0, 0, 0.3),
        0 0 120px rgba(0, 0, 0, 0.15);
}

body.inverted .center-circle::after {
    border-color: rgba(0, 0, 0, 0.5);
}

body.inverted .company-name {
    color: var(--color-white);
}

/* ============================================
   Responsive Design
   ============================================ */

@media screen and (max-width: 768px) {
    .center-circle {
        width: 200px;
        height: 65px;
    }

    .company-name {
        font-size: 1.1rem;
        letter-spacing: 0.2em;
        padding-left: 0.2em;
    }

    @keyframes revealText {
        from {
            opacity: 0;
            letter-spacing: 0.35em;
            padding-left: 0.35em;
        }
        to {
            opacity: 1;
            letter-spacing: 0.2em;
            padding-left: 0.2em;
        }
    }

    .tagline {
        margin-top: 1.2rem;
        letter-spacing: 0.3em;
        padding-left: 0.3em;
    }

    .soon-text {
        letter-spacing: 0.4em;
        padding-left: 0.4em;
    }
}

@media screen and (max-width: 480px) {
    .content-wrapper {
        transform: translate(-50%, calc(-50% + 30px));
    }

    .center-circle {
        width: 180px;
        height: 58px;
    }

    .company-name {
        font-size: 1rem;
        letter-spacing: 0.15em;
        padding-left: 0.15em;
    }

    @keyframes revealText {
        from {
            opacity: 0;
            letter-spacing: 0.3em;
            padding-left: 0.3em;
        }
        to {
            opacity: 1;
            letter-spacing: 0.15em;
            padding-left: 0.15em;
        }
    }

    .tagline {
        margin-top: 1rem;
        letter-spacing: 0.25em;
        padding-left: 0.25em;
    }

    .soon-text {
        letter-spacing: 0.3em;
        padding-left: 0.3em;
    }
}

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

    .center-circle,
    .company-name,
    .tagline,
    .soon-container,
    .content-wrapper {
        opacity: 1;
        transform: none;
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
        color: black;
    }

    #wave-canvas {
        display: none !important;
    }

    .company-name,
    .tagline,
    .soon-text {
        color: black;
    }
}