/* ===== CSS RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray-light: rgba(0, 0, 0, 0.3);
    --color-overlay: rgba(0, 0, 0, 0.5);
    --transition-standard: 0.2s ease;
    --border-radius-sm: 1rem;
    --border-radius-md: 1.5rem;
    --border-radius-lg: 2rem;
    --border-width: 2px;
}

html,
body {
    height: 100dvh;
    overflow: hidden;
    position: fixed;
    width: 100%;
    touch-action: none;
    -ms-touch-action: none;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--color-white);
    color: var(--color-black);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== BACKGROUND ===== */
.aurora-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: var(--color-white);
}

/* ===== MAIN CONTAINER ===== */
.container {
    position: relative;
    z-index: 10;
    height: 100dvh;
    width: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ===== MOBILE/TABLET LAYOUT (Default) ===== */
.mobile-layout {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100dvh;
    width: 100%;
    padding: 2rem 1.5rem;
    gap: 1.5rem;
    overflow: hidden;
}

.logo {
    width: min(100vw, 42px);
    /* 494 * 1.3 */
    height: auto;
    max-height: 60dvh;
    object-fit: contain;
    animation: fadeInScale 0.8s ease-out;
}

.button-social-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
}

.cta-button {
    display: inline-block;
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 1.25rem 3rem;
    font-size: 1.125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: var(--border-width) solid var(--color-black);
    border-radius: 9999px;
    cursor: pointer;
    transition: all var(--transition-standard);
    white-space: nowrap;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    text-decoration: none;
}

.cta-button:hover {
    background-color: var(--color-white);
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.cta-button:active {
    transform: translateY(0);
}

.social-icons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.icon {
    width: 2rem;
    height: 2rem;
    color: var(--color-black);
    transition: all var(--transition-standard);
    cursor: pointer;
}

.icon:hover {
    opacity: 0.6;
    transform: translateY(-2px);
}

/* ===== DESKTOP LAYOUT ===== */
.desktop-layout {
    display: none;
}

@media (min-width: 1024px) {
    .mobile-layout {
        display: none;
    }

    .desktop-layout {
        display: flex;
        flex-direction: row;
        width: 100%;
        height: 100dvh;
        align-items: center;
        overflow: hidden;
    }

    .desktop-left {
        width: 52.5%;
        display: flex;
        align-items: center;
        justify-content: flex-end;
        padding-right: 0.5rem;
    }

    .desktop-right {
        width: 47.5%;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        padding-left: 0.5rem;
    }

    .logo-desktop {
        width: min(65vw, 642px);
        /* 494 * 1.3 */
        height: auto;
        max-height: 80vh;
        object-fit: contain;
        animation: fadeInScale 0.8s ease-out;
    }

    .button-social-container-desktop {
        display: flex;
        flex-direction: column;
        gap: 2rem;
    }

    .cta-button-desktop {
        display: inline-block;
        background-color: var(--color-black);
        color: var(--color-white);
        padding: 1rem 2rem;
        font-size: 0.875rem;
        font-weight: 500;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        border: var(--border-width) solid var(--color-black);
        border-radius: 9999px;
        cursor: pointer;
        transition: all var(--transition-standard);
        width: fit-content;
        animation: fadeInUp 0.8s ease-out 0.2s both;
        text-decoration: none;
    }

    .cta-button-desktop:hover {
        background-color: var(--color-white);
        color: var(--color-black);
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

    .cta-button-desktop:active {
        transform: translateY(0);
    }

    .social-icons-desktop {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 1.5rem;
        animation: fadeInUp 0.8s ease-out 0.4s both;
    }

    .icon-desktop {
        width: 1.5rem;
        height: 1.5rem;
        color: var(--color-black);
        transition: all var(--transition-standard);
        cursor: pointer;
    }

    .icon-desktop:hover {
        opacity: 0.6;
        transform: translateY(-2px);
    }
}

/* Extra large desktop adjustments */
@media (min-width: 1440px) {
    .logo-desktop {
        width: 450px;
        height: 450px;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 480px) {
    .mobile-layout {
        gap: 1.5rem;
        padding: 1rem;
    }

    .logo {
        width: 100vw;
        max-height: 60dvh;
    }

    .cta-button {
        padding: 1rem 2.5rem;
        font-size: 1rem;
    }

    .icon {
        width: 1.75rem;
        height: 1.75rem;
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    .logo {
        width: min(60vw, 300px);
        height: auto;
        max-height: 55vh;
    }
}

@media (min-width: 769px) and (max-width: 1023px) {
    .logo {
        width: min(50vw, 320px);
        height: auto;
        max-height: 60vh;
    }

    .cta-button {
        padding: 1.25rem 3.25rem;
        font-size: 1.125rem;
    }

    .icon {
        width: 2.25rem;
        height: 2.25rem;
    }
}